In 2006, Jiang Liangliang (Feng Shaofeng), a copywriter of an advertising company, and Miao Miao (Ni Ni), an actress, met on the bustling streets of Beijing. He took Miao Miao, who got out of the car of the rich second generation and rashly got into his car, and raced against each other's Lamborghini. It seemed to be a brave act, but it also brought himself a lot of trouble. Due to work, Liangliang and Miao Miao met again. The two had a good chat, and different emotions quietly rose in each other's hearts. The great loneliness in the downtown finally brought the two together. They lived together in a corner of Beijing, experiencing the subtle happiness that belonged to the two of them. But after the false happiness, cracks appeared in their hearts. Liangliang claimed that he had three principles for women: "no initiative, no rejection, and no responsibility", and the lingering and ambiguous feelings between him and women including his ex-girlfriend Meimei also made Miao Miao feel uneasy. How should they go on this road...