Sixteen-year-old Jay wants to throw a party to celebrate the start of the summer. He wants to spend time with his friends before they all drift apart. He wants to make himself known to Jo, the girl he's had a crush on for years. He wants to bring everyone together. But quickly things start going wrong. Friends turn on each other. The past comes back with a vengeance. And the party is crashed by some locals who want to drag Jay to a place he'd vowed he'd never go again.