Emma, John, and Mari Collingwood head out on vacation to their summer lake house. Shortly after arriving, Mari borrows the family car and drives into town to spend time with her friend Paige. While Paige is working the cash register at a local store, she and Mari meet Justin, a teenager passing through the town. Justin invites them both back to his hotel room to smoke some weed. After kidnapping and ruthlessly assaulting the two girls, Justin's father...

Seth and Evan are accepting the fact that they will be going to different colleges in the fall. Now, it seems more imporant than ever that they go to a high school party, and achieve some of their long time goals. This includes, but is not limited to, losing their virginity with the girl of their dreams by getting them wasted and being their "regret hookup." Their awkward friend Fogell gets a fake ID, with just the name McLovin, and agrees to get...