Mizutani Shizuku is a first year high school student who has earned the nickname Dry Ice for her lack of caring about anything but studying to remain top of her class. It has been a month since her classmate Yoshida Haru has been suspended for getting into a school fight his first day of school and has has been too nervous to return since. Yoshida has no real friends and has always been feared by the other students for his eccentric personality and unpredictable actions. When Mizutani is asked to visit his home to drop off some school hand outs Yoshida mistakes the visit as a gesture of friendship and immediately becomes obsessed with her. Mizutani's life is now completely interrupted by Yoshida who has decided to pursue a relationship with her.