Luna has a passion for playing badminton, a sport she devotes much of her time and energy to. However, her heart beats a little faster whenever she sees Seungkwan, the captain of the boys' team. For almost a year, she has admired him from afar, captivated by his dedication and skill. Unbeknownst to Seungkwan, Luna's feelings for him have grown deeper. Seungkwan, on the other hand, remains largely oblivious to Luna's affection, as his mind is set on rigorous training with the upcoming competitions drawing near.
Boo Seungkwan seems to have feelings for the student who transferred to their school, but Sung Sieun is cold towards him. Will she fall in love with him and have her heart melt?