A divorced and single-handed son. One day, when he grew up and got a job, he planned a hot spring trip for his son on his vacation. A young and beautiful proud mother has distorted her son's feelings at some point ... "I like my mother ..." Hibiki is upset by the sudden confession. A son who can't stand it and approaches his mother. In the midst of his looming pleasure, he may have actually wished for this to happen to him as well. Hibiki herself also seeks pleasure in sex... A mother and child seeking each other in Joshujuku...
