Makoto Okazaki is your run of the mill high-schooler, a perfect bullying target und a closet pervert. <br />One night he decides to return a DVD to a friend of his and ventures out. He notices a person on a nearby rooftop. The person lunges at him before he is able to make sense of this, and bites into his neck, drinking blood. <br />At this point Makoto notices that the attacker is a beautiful girl. She asks him: "Do you want to die or become like me?" He decides to live...