Song Yuan, a 22-year-old college student, accidentally fainted when he was confessing his love. When he woke up, his soul was transported to his 28-year-old self. At this time, he was actually married to Su Muxue, his arch-rival in college, and had a six-year-old daughter. After learning about his ridiculous behavior in his previous life, Song Yuan was filled with guilt and determined to make amends. He exposed the true face of the fake person to save the loss, healed his daughter's inner trauma with heart, and carefully protected his wife to resolve the estrangement. Song Yuan finally kept his career, stayed with his family tenderly, and lived the rest of his life happily.