Although Toko and Yuki are mothers and children, they have a relationship with each other. Yuki who got a job eventually left his mother, but Toko still saw Yuki as his beloved opposite sex. One day, Yuki suddenly contacted me saying, "I've got a girlfriend," and Toko is very jealous. Then he called Yuki to the hot spring inn, saying, "Show me your face for the first time in a long time."
