The highly acclaimed series born from BBS, the long-awaited third installment! This time's leading lady is the current sensation with a superbody, Reiko Koyakawa! A mother overflowing with maternal love and large breasts teaches her lovable children how to get pregnant using her vagina and uterus. What was intended to be proper sex education... The mother's well-meaning attempt at correct sexual education turns out to be the first step towards becoming a slut！！
