On Halloween night, Willis, Noa and Elliott rush to the scene of a fire at a haunted theatre, where Dr Nolan and her boyfriend's son are trapped.
Ms Bennigan struggles to decide how far she's willing to go with Hot Dad; Ms Cannon finds herself in the middle of an apocalyptic lice outbreak at Fillmore.
Riggs and Murtaugh end up investigating a missing person at Leo Getz's surprise wedding. Riggs must confront someone from his past.
A game of flag football ends with Orvis being rushed to hospital; George's rage is awoken when Nina-Joy receives a racially charged remark in a local bar.