Badminton boy Taihui has an unknown secret hidden in his heart - he has been silently admiring the basketball team's ace Qiannahe for many years.An unexpected encounter in the spring afternoon suddenly brought the distance between the boy who always practiced low-key and the radiant basketball girl.The sunlight penetrated the window frames of the gymnasium and sprinkled mottled light and shadow around the two of them. At that moment, even the rhythm of badminton and basketball hitting the ground seemed to have been composed as a prelude to the love song of youth.