100-mankai no Suki wo Ageru

A girl experiences a sudden infatuation with a boy from the basketball club during a middle school tournament. She becomes deeply attached, pursuing him until they start dating. Though they part ways when they enter different high schools, her feelings remain intense, and she clings to the belief that her happiness depends on being with him. However, as responsibilities like academics and career planning arise, she struggles to balance her ambitions with her overwhelming emotions. The series includes a bonus one-shot in each volume.