Synopsis：On a rainy night in Sichuan City in 1999, the orphan Ma Zhuo rescued Xia Ze, a young man who was being chased by gangsters, in the supermarket of her adoptive father Anan. She accidentally discovered that he was the boy "Poison" who helped her rescued five years ago. Xia Ze's vigorous vitality and Ma Zhuo's loneliness and stubbornness attract each other. However, the two people who love each other deeply fall into a quagmire of misunderstanding due to a fire, and Ma Zhuo leaves without saying goodbye. In 2004, Ma Zhuo became a trainee lawyer in a big city. In order to take care of the sick Anan, he had to return to Sichuan City after many years of absence, and unexpectedly reunited with Xia Ze, who had turned into an entrepreneur. The plot revolves around whether the two can resolve their misunderstandings and break through their respective shackles to go in both directions.