Deretai Kanojo no Ura Omote

Shinonome Hyouka and Mashima Iori were close as children, but their relationship shifted in junior high when Hyouka began acting distant and cold toward Iori. This change creates a noticeable gap between them. When Ameya Hikari, another childhood friend, starts showing interest in Iori, Hyouka's previously indifferent behavior begins to show signs of uncertainty.