Newly hired office lady Mizuho still possesses a pure and innocent body. However, she is forced to learn the harsh realities of the sexual world. Her slender frame is easily restrained, her small nipples toyed with mercilessly, subjecting her to an overwhelming mix of pleasure and pain. Her body grows increasingly sensitive, until eventually her anus is stretched open, introducing her to entirely new sensations. Relentless torment continues, making both of her holes twitch and spasm, delivering her abnormal, intense pleasure. Facial cumshot scenes are included in the main feature.