EXO lives together in a beautiful house. They're happy together, except for one thing. Their friends, Kris and Luhan, move out to get their own places and to start their lives as adults. One morning, a girl washes up on a beach where Chen, Baekhyun, and Sehun were going to spend the day. This girl has the power to reunite EXO, but also to tear them apart. Which will it be?