As a woman, Qiao Shuleng is independent and self-reliant, but she has been criticized for deviating from the secular standards of marriage and love. And Qiao Anhao, a traditional girl who is obsessed with love, has also suffered many setbacks on the road to marriage and love. The two people with such different concepts are like sisters and regard each other as the other half of the world. Until one day, they met another selves in the world and started to go in the completely opposite direction to their previous lives...