A story featuring female classmates experiencing pretend play as mothers and babies. The video depicts realistic childcare experiences using various baby items such as disposable and cloth diapers, bedwetting, baby bottles, weaning food, rattles, bibs, and breastfeeding. It also includes scenes of adult-sized diaper use and diaper changes, visually portraying the girls' "self-reparenting." Part 1 contains the main feature "Adult Pretend Play," capturing the pure joy and cuteness found in everyday moments.