Duan Ruo Nan and Fan Xiao Wei are two friends who have no secrets from each other. Thanks to this, Xiao Wei confides that she was betrayed by her boyfriend and has nowhere to go. Out of the kindness, Duan Ruo decides to help her and allows her to live with her and her boyfriend, Li Xiao, until she can stand on her own feet. But little did she know, soon after Xiao Wei moves into her house, she begins an affair with Li Xiao.