Hibiki works at the city's tourist association. That day, she was heading to a hot spring inn that she had taken over from a retired employee. The inn was run by a notoriously stubborn old man, and it was rumored in the company that the inn would not join the union. As expected, Hibiki struggled to get the inn to agree to the negotiations. So she decided to stay there and write a report on the inn's good points to promote it. However, the inn's old man began to develop evil desires as he looked at her body...