The story is about the protagonist Lin Yibai who accidentally travels through time and space to return to his youth after playing around at his first love's wedding. He finally understands life and finds true love. The wedding of the former school beauty Xiaowei (played by Xu Suen) is in full swing. Yibai (played by Fang Weijie), who had a crush on Xiaowei during his student days, looks at his old classmates who are successful in their careers. He feels sour in his heart and makes a scene at the wedding while drunk, even causing his wife Chen Jinhua (played by Yun Meixin) to get angry on the spot. After he hurried to the toilet to vent, he decided to go out and divorce his wife. Just as he opened the toilet door, his life began to change... He actually traveled through time and space and returned to 1999, his high school period. He decided to rewrite his past and decided to take back everything he had not been able to get before. In his dream, he returned to school, pursued his beloved goddess, made his disappointed mother smile again, and even became an omnipotent music superstar... In his dream, he found that everyone around him was using him, and only his wife Ahua was the most worthy of cherishing.