Ironside and his team have 24 hours to solve a New York University honors student's murder before a professional hit man walks free.

Ironside's team investigates a string of heists at high-stakes underground poker games. Meanwhile, Teddy and Virgil's working relationship strains the investigation, threatening everyone's safety.

The team's hunt for a vengeful serial killer takes an unexpected turn when a missing person resurfaces and a new case emerges.