In the previous work, Hiroto (the protagonist) succumbed to the temptations of the devilish Arisaka and the two entered into a convenient sex-filled relationship. After failing his entrance exams, Hiroto was sent to a cram school. This work begins with the protagonist, now a student retaking the entrance exam, being seduced by Arisaka, a university student. Their relationship remains like that of friends with benefits and the protagonist breaks up with her to put an end to this confusing relationship but...