Mr. and Mrs. Morishita who run an inn in a certain hot spring area. In response to this recession, a quiet old bird was singing at the inn. At the inn that her husband, Yuya's father, cherished, Mirei was also taken care of when she was a lover. Yuya didn't want to close the inn, so he borrowed money from a financial company to repair the inn and cover his living expenses. I told Mirei that it was okay ... One day, a yakuza who was asked to collect the debt visits, and rather than collecting the money, he sees his beautiful wife, Mirei, and makes a plan ...