Vanished Twin, the second book in the Detective Alex Archer series, is a crime thriller centered on Tampa detective Alex Archer and a serial killer dubbed Satan on the Hillsborough River. The killer’s ritual blends Catholic imagery, Satanism, freezing, and dismemberment, giving the investigation a grotesque signature that’s hard to forget. Hoffman reveals the apparent murderer early, so the suspense comes from watching Archer and his team assemble the evidence while the full meaning of the title remains hidden. The eventual explanation adds a second layer involving childhood abuse, family trauma, and a deeply distorted idea of sibling loyalty.

Archer gives the book most of its personality. He’s sarcastic, stubborn, emotionally bruised, and frequently funny, even when the humor gets crude. His exchanges with Vazquez, Reyes, Sarconie, and Sergeant Karr make the detectives feel like colleagues who’ve spent years learning exactly how to annoy one another. Those lighter scenes also counter the novel’s extreme violence, though the transitions between comedy and horror can be abrupt. Archer’s relationship with Giana brings welcome emotional weight, especially as his drinking, memories of 9/11, and instinct to push away anyone who loves him begin to catch up with him.

The novel shares some DNA with Thomas Harris’s Red Dragon. Both stories combine a police procedural with an intimate look at a killer whose identity has fractured under severe trauma. Like Harris, Hoffman is interested in the mechanics of an investigation, the psychology behind ritualized violence, and the personal cost paid by the investigator. Hoffman’s approach is more direct and talkative, with characters frequently explaining medical conditions, forensic procedures, police technology, and occult symbolism in considerable detail. That information gives the story a researched quality, although some scenes read more like briefings than natural conversations.

Vanished Twin is about damaged people trying to divide themselves into acceptable and unacceptable halves. The religious imagery, covered mirrors, contrasting red and white rooms, and multiple sibling revelations all reinforce that idea. Its strongest moments arrive when the case and Archer’s private life reflect each other: the killer hides behind invented identities, while Archer hides his grief behind alcohol and jokes. The closing scene wisely leaves Archer’s emotional struggle unresolved, ending the investigation while showing that his more personal reckoning has only begun.

Pages: 260