Episode 15: Big Sister Goes to Parents' Day!"

Yu brings Kippei a Parents’ Day notice, but he cannot attend because of school, despite her work on a dance. Kippei’s sister urges him to skip and says she will accompany him; after Yu notices another bruise and hears Shouta’s false explanation, she and Kippei investigate as the episode shows parts of his family life. At Parents’ Day, Kippei sees Shouta’s mother; Yu performs her dance, while Shouta makes a paper sword instead of a flower, angering her. Yu then sees the mother hit Shouta, cries, and brings everyone over; Kippei argues with the woman, who abandons Shouta, but he runs after her.

Aired Jul 17, 2004