Clannad

There is a rumor going around the school that the ghost of a girl is haunting the corridors of the school and distributing cursed objects... Okazaki is skeptical, but then he meets a strange girl himself. Nagisa wants to thank Okazaki for his great help. When she finds out that he used to love playing basketball, she invites him to play basketball with her. But Okazaki has a secret...