Xiaohan is a junior high school student. When he was 15 years old, he was in the third grade of junior high school. Met a girl. This girl was very nice to him at first, but later she thought he was immature and too childish. After breaking up with him, he got along with Xiaoyi's best friend and broke up after a month. Wang Xiaohan has not been in love for half a year. Finally, he met Qin Xiaoyu when Wang Xiaohan was in his second year of high school. But in the end, both Wang Xiaohan and Qin Xiaoyu passed away, leaving only nine children. Wang Xiaohan's ex-girlfriend named the 1-month-old child Nana in order to make up for Wang Xiaohan but despite the opposition of her family. Later, Nana was admitted to 211 University. Three years later, Nana also celebrated the most important wedding in her life at the age of 24.