Ryo's relationship with her childhood friend Souma has taken a sexy, surprising turn since she moved in next door to him. He says he wants her, but how serious is he? The firemen in Ryo's life are all the they play games, they sleep around, and they won't commit. A letter arrives inviting Ryo and Souma to a school reunion. Not only does Ryo have to come face to face with a beautiful girl from Souma's past, she's stuck in close quarters with him! And the heat is getting unbearable...