Ep. 3: Natsuo's emotional turmoil regarding Hina's relationship leads to a confusing kiss.
Aired on January 26, 2019

Natsuo feels distressed about Hina's romantic involvement with her boyfriend and seeks comfort from his best friend Fumiya. He confronts Hina, urging her to end the relationship, but the interaction culminates in an unexpected kiss. Hina initially slaps him before reciprocating the gesture and pushing him onto her bed. She then reminds him that he is still a child and should not meddle in her personal life. Disturbed by this encounter, Natsuo leaves home to stay with Fumiya, causing household upset. The following day, Rui visits Fumiya's residence. Together, Natsuo and Rui discuss strategies for ending Hina's relationship before returning home.
Episodes
- Ep. 1 · Natsuo meets Rui on a date, then discovers his teacher and her become his stepsisters.
- Ep. 2 · Natsuo and Rui Pretend to Be Strangers While Hina Cries on the Roof
- Ep. 3 · Natsuo's emotional turmoil regarding Hina's relationship leads to a confusing kiss.
- Ep. 4 · Natsuo and Rui stalk Hina to find her boyfriend, leading to a failed plan and a breakup.
- Ep. 5 · Rui befriends a notorious individual who harbors an uncomfortable attraction to Natsuo.
- Ep. 6 · Natsuo learns a harsh lesson after borrowing a library book without permission.
- Ep. 7 · Natsuo and Hina navigate mistaken identity, a beach confession, and awkward morning encounters.