Ep. 23: Sawako spends her birthday on New Year's Eve with Kazehaya after friends help her look cute.

On the final school day before winter break, Sawako fears missing her friends until classes resume. She bids a reluctant farewell to Kazehaya before dining with Ayane and Chizuru. The group learns her birthday falls on New Year's Eve and invites her to visit a shrine with Ryuu. Encouraged by her friends, Sawako invites Kazehaya, who accepts. On New Year's Eve, Ayane and Chizuru visit Sawako to style her hair and apply makeup, aiming to make her look adorable for Kazehaya. The friends depart before reaching the shrine, revealing that Ryuu is not attending. Sawako proceeds alone and meets Kazehaya, who is struck by her enhanced appearance. They continue to the shrine together, with Sawako reflecting on her joy at celebrating her special day alongside him.
Episodes
- Ep. 19 · Ryuu attempts confession while Chizuru attends a sleepover interrupted by family news
- Ep. 20 · Chizuru confronts Ryuu about his comments regarding her brother and her feelings.
- Ep. 21 · Chizuru confesses to Tooru who rejects her as a sister before embracing Ryuu.
- Ep. 22 · Sawako stays with family on Christmas but receives a phone from her dad to attend the party
- Ep. 23 · Sawako spends her birthday on New Year's Eve with Kazehaya after friends help her look cute.
- Ep. 24 · Sawako and Kazehaya share a quiet moment at the shrine while Chizuru, Ayane, and Ryuu observe from afar.
- Ep. 25 · Sawako and Kazehaya walk together, visit a shrine, and realize their mutual feelings on New Year's Day.