Inside a spacious mansion, an eerie laughter echoes from somewhere in the distance... Izumi chases after the source of the sound, but gradually finds herself captured, overpowered by men against her will, unable to escape no matter how hard she resists. Despite her defiance, she is ultimately forced under the men's complete control. In this helpless state, her body is slowly drawn into pleasure. Her pure body is violated, discovering new sensations. This work serves as Izumi's retirement release, a culmination of her charm and expressive talent developed throughout her career. It carefully depicts how her body and mind transform as the story unfolds.