A bill aimed at stimulating the sexuality of youth and overcoming low birth rates and an aging population was passed. Women who receive a red slip are forcibly turned into flesh toilets slaves. Childhood friends Yuri and Takeshi, who live nearby, still occasionally eat together at home and have a good relationship. They would chat about trivial matters while going to their respective schools, which has been their daily routine since childhood. Such precious time came to an end for the days of harboring unrequited love for Yuri.
