Patrick Jane and the CBI team must track down the killer of a man who believed he experienced an alien abduction – even after the victim's body is stolen from the coroner's van. Meanwhile, Van Pelt takes a break from the case to shop for wedding dresses. Golden Globe Award Winner Frances Conroy (Six Feet Under) guest stars as the victim's aristocratic mother-in-law, Elspeth Cook.
After Platt is physically assaulted while getting into her car, she's rushed to Chicago Med, where Mouch finds himself being questioned; Antonio and the team look for previous threats against Platt.
When Beckett and Castle respond to an "officer down" call, they discover the victim is actually a male stripper dressed as a cop.
When an arson case looks to have Wesen origins, Nick reluctantly has to ask an old foe for help. Juliette finds herself in a confrontation.
Frank works to vindicate Detective Douglas McKenzie (Mike Carlsen), a detective accused of using excessive force. Also, Danny and Baez track down the killer responsible for the death of a rapper's bodyguard; Jamie is skeptical about a relationship between Espinoza (Luis Antonio Ramos) and a new rookie officer, Sarah Brooks (Lily Brown); and Eddie goes undercover to help Erin investigate a mysterious cult.