Qian Xunshang's family adopted a child from an orphanage. She was stubborn and taciturn by nature, which made Qian Li become interested in her. Qinglin, who was in the same class, was a cute and sunny boy. After some experiences, she found out that he was the younger brother Yi that she had been looking for, so she gradually accepted his troubles with her... But all of this aroused Qianli's dissatisfaction...