BFD-001 I don't want to just be friends

Ayi and Chiharu are classmates and best friends at the same school. However, Ayi has feelings for Chiharu that go beyond friendship. Unable to suppress her overflowing emotions, Ayi confesses to Chiharu... But Chiharu can only be confused... Awkward time passes between them, and a week later, Ayi calls out Chiharu. "Let's forget about that..." However, Chiharu gives an unexpected response. "Let's try going out together..." The two who start dating secretly nurture their love so as not to be found out by their classmates, but Ayi has something on her mind...