START-432 - A young female innkeeper, Nagisa Koise, seduces male guests traveling to hot springs, either alone or with their wives, and repeatedly engages in adulterous sexual encounters within the inn.

Nagisa, a seductive innkeeper, is met during a hot spring trip with his wife. Behind her polite hospitality lies a nature addicted to the pleasure of destroying married men. While his wife is resting, she repeatedly has sexual relations with him, taking not only his body but also his mind... what will be the fate of the man?