With summer vacation, Chiaki, a high school girl, is just passing each day without getting along well with her boyfriend, Masahiko and her first experience.With summer vacation, Chiaki, a high school girl, is just passing each day without getting along well with her boyfriend, Masahiko and her first experience.With summer vacation, Chiaki, a high school girl, is just passing each day without getting along well with her boyfriend, Masahiko and her first experience.