When Kylie and Marisa find evidence that a tech billionaire may be a serial killer, Alec quickly determines the only way to prove the killer's guilt is for Alec to extract a confession, which leads into a dangerous game of cat and mouse.

In order to solve an actor's murder, Alec and Rose must go undercover to infiltrate a community theater production of "Little Shop of Horrors," but joining the cast may put them right in the killer's crosshairs.