Sadie (recurring guest star NIKKI REED) and Ryan go on a road trip to find one of Johnny's relatives. Although Ryan returns to his old "Chino" ways, the trip brings him and Sadie closer. Could this mean the end of Ryan and Marissa's relationship? Meanwhile, Marissa is implicated in Johnny's death, and Seth and Summer discover Julie and Dr. Roberts' (recurring guest star MICHAEL NOURI) secret. Musician TOM VEK performs.