Kokuhaku Suru Aite wo Machigaemashita

A girl named Naho has been infatuated with a red-haired boy named Teppei Nose, whom she sees daily on the train to school. After building up her confidence, she decides to confess her feelings. However, when she turns to speak to him, she realizes she has the wrong person—another red-haired boy who appears intimidating. Panicked, she cannot retract her words. The situation spirals as she is left to deal with the consequences of her mistaken declaration.