For readers who enjoy fast-paced, location-driven crime procedurals, Sin City Treachery represents a solid entry in a productive series. Its strongest asset — noted directly in Ivanka Fear's blurb — is the authenticity of its medical details and bomb-threat scenarios, which give the thriller procedural credibility beyond standard genre convention. The Las Vegas setting is put to purposeful use, structuring the investigation's escalation across the city's contrasting environments. Those who prefer psychological depth or slower-burn suspense over breakneck action plotting may find the pacing less satisfying, but the book delivers squarely on what the series branding promises.

Sin City Treachery: An AJ Docker and Banshee Thriller

Name: Sin City Treachery: An AJ Docker and Banshee Thriller by Gary Gerlacher
Author: Gary Gerlacher

by Gary Gerlacher

$6.99 on Amazon Read our full review

At a glance

First published2024

SettingContemporary Las Vegas

AudienceAdult

About the Author

Gary Gerlacher

2 books reviewed

View author →

LuvemBooks Verdict

Best for

Thriller fans who want a fast-paced, procedurally grounded read set against a vividly rendered Las Vegas backdrop, especially those who enjoy canine-companion crime stories with medical and forensic detail.

Worth it if

You want an action-forward thriller that earns its tension through research — credible medical detail and bomb-threat scenarios — rather than genre convention alone, and you're open to joining a planned six-book series at Book 3.

Skip if

You prefer slow-burn psychological suspense or literary crime fiction over breakneck pacing, or you rely on Kindle X-Ray for character and term lookups in multi-character thrillers — that feature is not enabled on this edition.

What readers & critics say

Barnes & Noble's listing carries a blurb from author Ivanka Fear praising "the accuracy of medical details and credible bomb threats mixed with genuine characters" as what makes it "unputdownable," and describes it overall as "an action-packed thriller… that leaves readers guessing until the end." Amazon.ca's retrieved snippet surfaces additional blurb copy characterising the book as "a Formula One racecar of a tale" that grips readers from the opening pages.

Sources: Barnes & Noble, Amazon.ca

4.6from 13,136 Amazon ratings— reader ratings, not a LuvemBooks score

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Sin City Treachery: An AJ Docker and Banshee Thriller is the third entry in Gary Gerlacher's fast-moving series, following AJ Docker, his reporter girlfriend Lana, colleague Rick, and trained ex-police dog Banshee through a Las Vegas investigation laced with bomb threats and medical procedural detail. Built for readers who want atmosphere, authenticity, and relentless pace, the novel earns its tension through research-grounded specificity — blurbed by author Ivanka Fear for its accurate medical details and credible bomb threats — and is designed to work as a standalone entry or as part of the larger series arc. Readers who gravitate toward slower-burn psychological suspense may find the emphasis on action over interiority a limitation, but for fans of propulsive crime procedurals with a vivid sense of place, it delivers on its promise.

Is it worth reading?: For readers who enjoy fast-paced, location-driven crime procedurals, Sin City Treachery represents a solid entry in a productive series. Its strongest asset — noted directly in Ivanka Fear's blurb — is the authenticity of its medical details and bomb-threat scenarios, which give the thriller procedural credibility beyond standard genre convention. The Las Vegas setting is put to purposeful use, structuring the investigation's escalation across the city's contrasting environments. Those who prefer psychological depth or slower-burn suspense over breakneck action plotting may find the pacing less satisfying, but the book delivers squarely on what the series branding promises.
Similar books: Readers drawn to Sin City Treachery's blend of procedural authenticity and fast-paced plotting have several strong options. The most direct companion is Gary Gerlacher's own Last Patient of the Night: An AJ Docker Thriller, the series debut that introduces Docker and Banshee. For readers who enjoy ensemble-driven investigative thrillers with a strong sense of propulsion, Elle Gray's The 7 She Saw and Alex North's The Whisper Man both offer that procedural intensity with atmospheric settings. Danielle Steel's Dangerous Games and Mary Kubica's Every Last Lie round out the range for readers who want page-turning suspense with layered character dynamics.
Who should read this?: Sin City Treachery is squarely aimed at adult fans of fast-paced crime procedurals and action thrillers — specifically those who want their tension earned through research-grounded specificity rather than genre shorthand. Readers who enjoy procedural accuracy (medical details, bomb-threat scenarios), vivid urban settings, and ensemble casts anchored by a distinctive element like a trained ex-police dog will find the most to appreciate. It also suits readers who want a series with a defined arc and planned endpoint — Book 3 of 6 — rather than an open-ended franchise. Readers who prefer literary crime fiction or psychological suspense with deep interiority should approach with adjusted expectations.
Where should I start with Gary Gerlacher?: For readers new to Gary Gerlacher, the recommended entry point is Last Patient of the Night, the 2023 debut that launched the AJ Docker and Banshee Thriller series and introduced the full ensemble — Docker, Lana, Rick, and Banshee. The series is planned to run six books, with Sin City Treachery as Book 3, so starting at the beginning gives full context for the character relationships that deepen across entries. That said, the publisher's own framing allows readers to enter at any point, including Sin City Treachery, if the Las Vegas setting or the specific plot is the initial draw.
How does this compare to Last Patient of the Night?: Both Sin City Treachery and Last Patient of the Night are part of the same AJ Docker and Banshee Thriller series, sharing the same core ensemble — Docker, Lana, Rick, and Banshee — and the same procedural-action thriller DNA. Sin City Treachery, as Book 3, benefits from established character dynamics and deploys the Las Vegas setting with particular intentionality, using the city's geographic contrasts to structure the investigation's escalation. The series has maintained a fast production pace, and the third entry continues to build on the franchise's signature blend of research-grounded authenticity — specifically medical and forensic specificity — and high-octane plotting.
What are the main themes?: Sin City Treachery operates primarily as a procedural action thriller rather than a thematic literary work, but several concrete content threads run through it. The investigation centers on bomb threats and medical scenarios — elements blurbed for their accuracy and credibility — alongside the moral geography of Las Vegas, moving from its seedy underbelly to its iconic public landmarks. The series also carries a throughline about investigative partnership: the ensemble of Docker, Lana (a journalist), Rick, and Banshee (a trained ex-police dog) embodies a found-team dynamic common to the crime procedural tradition.

Summarize this book

Is it worth reading?

Who should read this?

Where should I start with Gary Gerlacher?

How does this compare to Last Patient of the Night?

What are the main themes?

Summarize this book

Sin City Treachery is the third installment in Gary Gerlacher's AJ Docker and Banshee Thriller series, published by Black Rose Writing in June 2024. The novel follows AJ Docker alongside his girlfriend Lana — a smart and ambitious reporter — his colleague Rick, and Banshee, a trained ex-police dog, as they work an investigation that moves from a seedy Las Vegas bar through to the city's most iconic landmarks. The plot incorporates bomb-threat scenarios and medical procedural detail that author Ivanka Fear has specifically cited for their accuracy, giving the thriller a grounded credibility. It is listed as Book 3 of a planned 6-entry series, with the story building toward a climax that, per the book's promotional record, keeps the outcome uncertain until the final pages.

Follow up

What role does Banshee play in the story?

Where does this fit in the overall series?

How is Las Vegas used in the story?

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Age & Reading Level

Recommended age

Adult

Reading level

Adult

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Content to know about

bomb threat scenarios

violence

Skip if you prefer slow-burn psychological suspense or literary crime fiction over fast-paced action plotting.

Editorial Review

Sin City Treachery is the third installment in Gary Gerlacher's AJ Docker and Banshee Thriller series, published by Black Rose Writing in June 2024. Set in Las Vegas, the novel follows AJ Docker alongside his girlfriend Lana, colleague Rick, and trained ex-police dog Banshee as they navigate an investigation that winds through the city's seedy underbelly and iconic landmarks. Praised by fellow author Ivanka Fear for its accurate medical details and credible bomb threats, the book is designed as a propulsive, standalone-friendly entry in a growing series.

Read the Full Review

Books like Sin City Treachery

Curated picks for readers who enjoyed Sin City Treachery, with our reasoning for each match.

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Last Patient of the Night: An AJ Docker Thriller

Gary Gerlacher

Earlier AJ Docker and Banshee adventure — same fast pace, medical authenticity, and the team dynamic readers loved in Sin City Treachery.

If you finished Sin City Treachery and want more AJ Docker and Banshee, Last Patient of the Night is where the series begins. This first installment establishes the full team — AJ, Lana, Rick, and the ex-police dog Banshee — and delivers the same blend of medical procedural detail and action-driven plotting that makes the series stand out. Readers who love authentic, research-grounded thrillers will find the DNA identical: credible threats, a propulsive pace, and characters with real professional weight behind them. If you're searching for 'what to read before Sin City Treachery' or 'AJ Docker books in order,' this is the essential starting point for the series.

If you liked Sin City Treachery

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The 7 She Saw

Elle Gray

FBI procedural with a driven investigator, relentless pacing, and high-stakes threat scenarios — close cousin to the AJ Docker series in tone and structure.

Readers who loved the fast, procedural momentum of Sin City Treachery will feel at home with Elle Gray's Blake Wilder FBI Mystery Thriller series. Like AJ Docker, Blake Wilder is a competent, professionally grounded protagonist facing dangerous, layered cases without the luxury of slowing down. The first book in Gray's series — The 7 She Saw — establishes a pattern of credible investigative detail and escalating tension that mirrors what Gary Gerlacher does so well. If you're looking for 'books like Sin City Treachery with a strong lead investigator' or 'fast-paced procedural thrillers similar to AJ Docker,' Blake Wilder is the natural next read. The series is built for binge-reading, just like Gerlacher's.

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The Last Thing He Told Me

Laura Dave

Civilian pulled into a dangerous conspiracy, escalating threats, and a Las Vegas-adjacent high-stakes atmosphere — different setting, same breathless energy.

The Last Thing He Told Me became a word-of-mouth phenomenon for exactly the reasons Sin City Treachery works: an ordinary person caught in an extraordinary threat, a ticking-clock plot, and short chapters that make it nearly impossible to stop reading. Laura Dave's novel follows Hannah as she unravels a deadly secret her husband left behind, moving through a world where no one can be fully trusted — a feeling Sin City Treachery readers will recognize immediately. If you're searching for 'books like Sin City Treachery with fast chapters and real danger,' this Reese Witherspoon Book Club pick delivers the same gut-level urgency. The pacing is relentless and the stakes feel genuinely life-or-death throughout.

In our catalogue

The Whisper Man

Alex North

A thriller built on procedural credibility, a ticking investigation, and genuine menace — for readers who want atmosphere and authenticity alongside the action.

Alex North's The Whisper Man shares Sin City Treachery's commitment to making the threat feel real and earned rather than sensational. North constructs a dual-timeline police investigation around a serial killer whose menace is grounded in behavioral detail, much the way Gerlacher grounds his bomb threats in authentic procedural research. Readers who responded to Sin City Treachery's blend of atmosphere, place-specific tension, and investigative depth will find a similar satisfying texture here. This is a great pick for anyone searching 'books like Sin City Treachery with a strong sense of place and dread' or 'if you liked AJ Docker thrillers try this.' The Whisper Man rewards readers who want their thrills earned, not just delivered.

Not your thing?

In our catalogue

Every Last Lie

Mary Kubica

If Sin City Treachery's action-forward pace felt relentless, Kubica's slower-burn domestic thriller builds dread through character and ambiguity rather than incident.

Not every thriller reader wants a plot that runs at full sprint. If Sin City Treachery's rapid-fire pacing and high-incident plotting left you wanting something that breathes more — where the tension comes from what characters don't say rather than bombs and physical danger — Mary Kubica's Every Last Lie is the remedy. Kubica builds suspense through psychological ambiguity and layered domestic secrets, letting unease accumulate slowly rather than arriving in set-pieces. The threat in Every Last Lie is emotional and intimate, not external and explosive. For readers who bounced from Sin City Treachery thinking 'I want a thriller, just not this intense,' or searching 'slower-paced thrillers with suspense but no action,' Kubica's work is exactly the recalibration you need.