The guys argue over a girl during a night out designed to cheer up Aaron. Elsewhere, Sara tries to keep up with Riley at a party but finds that her reserved nature clashes with Riley's wild lifestyle.

Sara wants to get serious with her paramedic paramour (Ryan McPartlin), while Ben tries to do the opposite with a woman he recently met. Elsewhere, Fitz plans to take Aaron out for a budget-friendly night on the town for their "roommate-aversary."