The protagonist has Hasukawa Ai, the most beautiful girl in the school as his lover and is leading a steady life. But one day, in the next room of the apartment where he lives, the glamorous Eleonora moves in.

Due to Eleonora's friendly personality, the two of them quickly become friends with each other. However, when Eleonora learns that the protagonist has a girlfriend, she begins to make a move on him aggressively.

By stealing someone else's lover, Eleonora satisfies her lust.

And with her charm, the lust of a young man begins to overflow.

[Translated and edited from the official website]