Higurashi (Manga): Keiichi Knows Mion's Secret
Keiichi continues to "practice" after Rena visiting his place til Mion ran to him. However, Keiichi angerly told Mion about the incident of Hinamizama (in which eailier of the series she kept from a secret from him). Things go thrilled that Mion knew Oishi told him everything.
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