Peter begins a relationship with Mia and a friendship with Riley. However, he finds out how difficult it can be to balance them both. Meanwhile, Clare and Alli find a surprise at Mr. Simpson's house and decide to take it to school.

Later, Sav and Anya plan to celebrate their six-month anniversary on the school's overnight trip. Sav's sister Alli tags along, and he becomes furious when he hears the rumors about what she did on the trip with the school's bad boy Johnny DiMarco. Meanwhile, at Smithdale, Manny and Emma both have a crush on their roommate, Kelly.