The series explores themes of identity, friendship, and self-discovery, often incorporating elements of comedy, action, and fantasy.

Kyonkyuu Seijou Gakuen is known for its offbeat humor, often incorporating elements of slapstick comedy, ecchi humor, and surrealism. The series doesn't take itself too seriously, embracing its absurdity and playfulness. Despite its bizarre premise, the anime explores themes of friendship, camaraderie, and the importance of having fun.

Throughout the series, Riko forms friendships and alliances with her classmates, while also facing challenges and adversaries from her past.

The story revolves around Takamiya Jiro, also known as Saito, who was once a powerful demon lord in his previous life. However, he is reborn as a girl, Riko, in a different world.