Ava and Nathan go to a sex party to rekindle their spark; Matt is confronted by a fellow addict.

Cast: Kaley Cuoco, Chris Messina, Tom Bateman, Liana Liberato, Melissa Fumero, June Diane Raphael, Jessica St. Clair, Sara Paxton, John Billingsley, Brian Huskey, Liz Cackowski, Elisa Bocanegra, Daisha Graf, Michelle Meredith, Verton R. Banks, John Gemberling, Iris Liu, Ronak Gandhi