When Sakura was 20 years old, she became pregnant and gave birth to Tatsuya by her mother alone. Tatsuya ● After graduating from school, he entered a nursing school and became a nurse. Meanwhile, the night before Tatsuya entered the nursing school, I woke up with the feeling of touching Sakura when she was sleeping. I realized that it was Tatsuya who was touching it, but Sakura kept pretending to be asleep. Tatsuya will come back after graduating from nursing school for the first time on consecutive holidays. Sakura decides to take Tatsuya on a hot spring trip to make time for parents and children to stay out of the water for the first time in a while.