2nd Chance by James Patterson

This narrative centers on a series of violent crimes, starting with a deadly church shooting that claims a young girl's life and injures others. As Lieutenant Lindsay Boxer investigates, more murders occur with a mysterious "Chimera" symbol left behind, hinting at a larger pattern. The investigation uncovers connections to past injustices, police corruption, and a notorious prison gang, initially leading to the arrest of a former officer, Frank Coombs. However, forensic evidence and a surprising discovery reveal that Coombs's son, Rusty, is the true perpetrator, driven by a deep-seated hatred. The story culminates in a tense confrontation between Lindsay and Rusty, resolving the case while hinting at the complex and lasting impact of family secrets.