Four years ago, Qiao Xu experienced the death of her father due to the persecution of her wealthy boyfriend Xu Si'an's family. She suffered from depression and decided to leave with her dog. Four years later, she became the secretary of Rising Star Group, and her immediate boss was her "abandoned" ex-boyfriend. In front of people, he was an ascetic CEO, but later he turned into a wife-chasing maniac. When the truth of four years ago came to light, Xu Si'an stood by her side resolutely, even if he was the enemy of the whole world, to protect her safety and happiness throughout her life.