다음 중:Izumi has raised her son single-handedly. Her son successfully graduated from university and got a job. I thought this was the end of her parenting journey, but... The company that Kojiro joined was a completely black company. It was like there were no days off, and Kojiros mind and body were becoming more and more worn out. Worried about Kojiro, Izumi lied that his grandfather had died and took Kojiro on a hot spring trip to change his mood. On that trip, Izumi saw the naked body of her now-admirable son and felt that her son was a man...