Ep. 3: Himawari helps Chinatsu with Valentine's gift while Sakurako complains about missing homework checks

Himawari dedicates her time to assisting Chinatsu in preparing a gift for Valentine's Day. Meanwhile, Sakurako expresses frustration and annoyance due to the absence of Himawari, who is no longer present to monitor and verify her homework assignments. The narrative focuses on these parallel activities, highlighting the contrast between the collaborative effort for the holiday and Sakurako's irritation over the lack of academic supervision during Himawari's absence.

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