Kotori Shiina, a university student, returns to her parents’ business inn for the first time in a long time during her summer vacation. What awaited her there was her mother-in-law, Yoaoi, with a puzzled look on her face.

It seems that the inn is now being used as a dormitory for a company, and Yohoi feels guilty about it. I can only be grateful to Yoaoi for trying her best to protect the ryokan, but there is something wrong with her. Kotori wonders why Yoaoi is so eager to return to the university, but she unexpectedly learns the truth.

It is a nightmarish fact that Yoaoi is forced to provide her body in exchange for renting a dormitory in a ryokan that is on the verge of collapse. One day, she is hospitalized due to overwork. With nowhere to go, the men’s desires inevitably turn to Kotori. Forced to make a decision, Kotori decides to give up her body to protect Yoaoi and the ryokan……

[From English DLsite]