Goodnight Sex · Secret Maturity Episode 4 / 4
Yui begins to fear that growing up will distance her from her brother, and when he pulls away to focus on exams and the logistics of contraception, her longing leads her to initiate a risky, unprotected encounter. After the encounter, the siblings confront the reality of pregnancy and the necessity of protection, ultimately agreeing to navigate the dangers of their secret relationship together as Yui matures.
