Kyota lost his father in an accident when he was young, and has been living alone for a long time. Rinka has come to love Kyota, who she raised with affection, more than her son. Time passed, and Kyota also graduated from university and got a job. However, the place of employment was Kansai. In other words, in the near future, he will be separated from his beloved Kyota. One day, Rinka invited Kyota to a hot spring trip. I'm going to make it my last memory of being alone with Kyota, who is about to leave the nest...
