Minya (Lin Xiujing), who grew up in a single-parent family, is a high school student who loves rock music. she is not a "bad girl" but can smoke and drink. She is a romantic and hopes her love will be plain sailing. One day, a handsome college student Yingzai (Jin Laiyuan) came downstairs in Minya. Yingzai said bluntly that he fell in love with Minya at first sight, and then launched a series of pursuit offensives, hoping to get Minya's favor. Although Minya thinks Yingjai is not a nuisance, she still doubts Yingjai's character. She even follows Yingjai and wants to know what kind of friends Yingjai has made. After Yingzai's many efforts, Minya opened her heart to him, and the two began a love story. When Minya told her mother about her love feelings, she was still vague about her first love.