Nonoko-san no Kanojo-kun ♂

Kennosuke Maki, a popular and intelligent student, accidentally confesses to Nonoko. She accepts, unaware that Maki is cross-dressing as a girl for the school festival. To avoid revealing his identity, Maki continues the relationship while disguised as "Makiko." However, Nonoko has suspected the truth all along, leading to a misunderstanding between them.