New employee Yui takes over the real estate business in the hot spring district after her predecessor quits. She inherits a land purchase deal but faces opposition from one particular innkeeper who refuses to sell their property. Typical stubborn old man, he even slams the door in her face when she tries to introduce herself. Determined to close the deal, Yui comes up with a plan to stay at the inn and befriend the grumpy owner first. However, upon arriving at the inn, the elderly man notices Yui's attractive body and begins to devise his own sinister plans...*Content may vary depending on the broadcast method.