When a bridegroom disappears abruptly and leaves his wife, who happens to be an acquaintance of Jennifer's, the Harts step in to help her find him. However, there is no tangible evidence that he exists.
After the hitting coach of Santa Barbara's minor league baseball team mysteriously drops dead, the team's manager hires Psych to investigate by having Shawn go undercover as the new hitting instructor.
On Halloween, Monk visits his brother Ambrose in his childhood home to await a visit from his long-absent father, but things take a strange turn when a masked trick-or-treater repeatedly tries to steal Halloween candy.
An exhausted Jesse, coming off a 48-hour stint in the hospital, witnesses a man die in the parking garage. Jesse returns with help only to find the man alive. Everyone believes Jesse to have been delirious.
A taunting clue left for Aurora at a meeting begins a cat-and-mouse game between her and a mysterious criminal who commits increasingly serious crimes that leave the town rattled. Candace Cameron Bure, Niall Matter, Marilu Henner.