The innocent Suzu Ichinose was going to give a sex education to her younger brother who made fun of her shaved pussy, but she ended up getting creampied raw

A pure and beautiful girl (Ichinose Suzu) tries to give her younger brother (Yuki Yuzuru) a sex education after he makes fun of her for being shaved, but things escalate and they end up doing each other's blow jobs and licking each other's cunnilingus, and she ends up having raw sex and getting creampied!