Rue tries to get clean for Jules and chaperones Gia at the carnival. Jules encounters Cal with his family. Cassie and Maddy, annoyed at their boyfriends, decide to do molly…

A blackout in Seattle creates dangerous situations throughout the city and the members of Station 19 head out on calls, including locating a missing girl and helping a man on…

While the team investigates the murder of a toy company CEO, Castle uncovers a lead to his mysterious disappearance, launching him into a dangerous investigation of his own.