Just as does the summer season of new encounters, A new school term begins. Since he finds his class full of couples, Hashiba Jun'ichi's mind is full of misery because he asks himself,"Why am I still a virgin?!" Having heard the easiest means to meet his urge to graduate from virgins' fellowship is to kowtow to a lady, Jun'ichi asks his class mate Yukana out and does exactly that. And she actually agrees to him. What's going to become of Jun'ichi from today?