In this psychological suspense thriller, an heiress and hunter of serial killers finds she has competition and her father has a deadly new hobby.
A summer has passed since the catastrophe at the country club. Heiress and vigilante Sapphire Dubois has escaped to Paris, where she has shed her rich persona and lives as the infamous Serial Catcher. When the handsome Detective Aston Ridder tracks her down, Sapphire returns home to find Beverly Hills in chaos. A new vigilante has taken over Sapphire's old job and will stop at nothing to get her predecessor out of the way.
Meanwhile, a man with dark intentions and a deceiving smile has nestled into the wealthy community and is killing off heiresses. Soon Sapphire discovers this murderer is none other than her estranged father. Already plagued by sickening memories, Sapphire is pushed to the limit when he initiates a deranged game that threatens both her sanity and the lives of everyone around her.
While Aston struggles to keep the woman he loves from drowning in her father's madness, Sapphire battles to outwit her merciless opponents before time runs out and more innocent blood is spilled.