A beautiful day Rokurou, a student, was to masturbate when a beautiful girl knocks on his door: You need a virgin? And so begins the story. Rokurou did not know what it was that this beautiful girl was a millionaire family.

Yawara Inokuma competes for Japan in the Atlanta Olympic Games as she meets with several familiar faces throughout the tournament. (Source: ANN)

Kishimoto Kasumi, a 15-year-old girl, was supposed to live at her auntie's house in order to go to high school since April. However, when she moved to the house she was surprised with the fact that there were already four new male students living in the same house. To make the matter worse, that day while she was taking a bath, Takasugi Yusaku, one of those boys, came into the bath and saw her naked. This is how Kasumi's troublesome high school days started. (Source: AniDB)

Long ago, the gate to the world of darkness was sealed. Now evil warriors, known as Remnants, are trying to reopen the gate and let demons take over the world. However, at Tobira High School, there exist guardians of the gate who must risk their lives to prevent the gate from being opened. (Source: ANN)