华尔街商业巨头沈璃的父亲沈天雄二婚,婚礼在即,沈璃回国祝贺,父女相见时,却被后妈姜欣雨的闺蜜误以为沈璃是小三,姜欣雨得知后,想要惩罚沈璃,在这过程中,沈璃知道姜欣雨是自己后妈后,也表明自己的身份,姜欣雨却不相信。Vali and Mina are 2 sisters who oppose everything. One is a singer dreamer and emotional. The other is a therapist, distant and rational. Their father ends up finding the perfect opportunity to bring them together and try to reconcile them。