Shen Yi met Xiao Hong through a blind date and recalled his first crush, Liu Siyuan. Shen Yi and Liu Siyuan experienced meeting, separation, meeting again, being together, and finally breaking up. Then he started a relationship with Xiao Hong, and finally broke up because of Xiao Hong's ex-girlfriend. After leaving Xiao Hong, Shen Yi had a new intersection with Liu Siyuan again. The two experienced various difficulties, which at the same time made their relationship clearer and closer, and finally the two got back together.