Lulu, a sophomore, seeks medical treatment for breast inflammation. She meets doctor Wei Xingchen, the brother of her high school friend Wei Xiaolei. Wei Xingchen fell in love with Lulu as they got along, silently guarding her and caring for her carefully, and Lulu was gradually moved. On Lulu's birthday, her classmate Lu Tong'an confessed her love, and Wei Xingchen became jealous and expressed his feelings. The two confirmed their relationship, and finally got Xiaolei's approval, starting a sweet love life.
