Finding your first love

The female protagonist, Lee Ami, and Taehyung (V) were each other's first loves when they were young, but Ami fell into a coma after an accident, and contact with Taehyung was lost. They met again in the second year of high school, but Taehyung did not recognize Ami. Later, Taehyung recognized Ami, and the two became sweethearts, but a girl (who was later determined to be obsessed with Taehyung) tried to block their relationship. However, Taehyung and Ami eventually found happiness.