A killer is writing a poem in murder. Only one man can read it. After seven years behind bars, disgraced criminal profiler Dr. Aris Thorne is offered a chance at freedom: help the FBI decipher a series of meticulously staged deaths. Under Agent Rostova's watch, each clue draws him deeper into a conversation with a mind as dangerous as his own. But is Thorne hunting the killer, or becoming part of the design? A psychological thriller of obsession, control, and the line between genius and madness.