"Sick Cat" Chen Ting, a freshman at Xicheng Technical School, secretly changes his major from cooking to auto-repairing in order to resist his father's harsh discipline. He thus becomes acquainted with a group of friends, including "Page Boy Hao," a junior who is keen to create avant-garde fashion, and "Shark Zhen," a locomotive girl who is eager to go to Hong Kong to pursue her dream. Seven small partners hand in hand with each other to face difficulties of growth, eventually help "Shark Zhen" achieve distant dreams, and also let "Sick Cat" find his own ideals step by step and grow into a truly responsible teenager.