Chen Lang is a sophomore student in the Physical Education Department of Jiangzhou City University. He is sunny and cheerful, and he is the main forward on the basketball court. Yan Zhiran is a talented junior in the College of Liberal Arts. She is rational and intelligent and is known as a "walking encyclopedia." The two met through a volunteer service. From carrying supplies to organizing books together, they established a pure friendship through every interaction. They participated in clubs, prepared for competitions, helped each other study, discussed homework in the library, and talked about the future in the dormitory at night. There is no drama, only daily warmth; no romance, only growth and companionship. A refreshing story about youth, friendship and common progress unfolds.