A Valentine’s Day murder spree marked by red velvet roses drags Peter back into the buried trauma of Pineridge, forcing him to face an old predator, a string of victims tied to his past, and the family determined to keep him alive.

"An old, vampiric Chinese demon. She's enslaved a thousand spirits," Caine tells a disbelieving Peter and Kermit. But their concern is solving two murders in Chinatown. When Peter becomes her prey, Caine must transcend material reality in order to free his soul. And somewhere in the course of the action, he manages to free Kermit's.

When Captain Blaisdell attempts to take down a murderous cult, the cult targets Peter to force him to drop the investigation.

When a family is slaughtered, Peter suffers from the aftermath as he tries to bring the killer to justice.

A child dies in Kwai Chang Caine's apartment, and in discharging a routine duty, Peter comes face-to-face with a nightmare from his past.