Yan'er, who was struggling to survive in the refugee camp, was rescued by the young and handsome officer Zhou Shangxuan because of a bell. From then on, she bid farewell to her tragic fate and lived an ordinary life. She also buried her love for Zhou Shangxuan in her heart. One night when he was eighteen years old, he suddenly fell ill and passed away, switching bodies with the woman Han Xiaoke who was intertwined with his destiny. Xiao Ke comes from a well-to-do family and is both talented and beautiful. He was discovered by a talent scout and signed a contract with a company. Unexpectedly, before he could develop his stardom, he would be tortured to death by unspoken rules. Her only spiritual comfort was that encounter with Zhou Shangxuan in the bar. But one day she saw Zhou Shangxuan talking and laughing with the person who tortured her in the living room. Xiaoke couldn't bear it anymore and ended his life in the bathroom that night. From then on, Xiao Ke and Yan'er exchanged their lives and saved each other. Yan'er also met Zhou Shangxuan, the savior he thought about day and night, and began a poignant love story...