Ryoko works at a withered hot spring inn. She had a past leaving her son behind. A college student traveling alone came to the inn. He was surprised to see Ryoko. He was the son that Ryoko had left behind. Ryoko was surprised and approached, but she was yelled at him not to face her mother and left the room. At midnight, when Ryoko was soaking in the hot spring, he came in. Two surprised people. However, he was excited by Ryoko's nakedness and attacked. Ryoko slaps and leaves the bathroom. After that, he secretly appeared in Ryoko's room, saying that he was lonely all the time and stuck to Ryoko's breasts ...
