This is a tender story that takes place in Beicheng.
This is a story about four brothers and sisters in a family. The story begins when intern Shen Baojun sees a lost little boy at the entrance of the hospital, and thus meets his girlfriend Cheng Xia Tian, who he had fallen in love with in high school. After that, it unfolds from the perspective of the youngest sister Shen Baolan. Their mother married her father's brother and gave birth to sister Baolan and brother Baojun. Sister Shen Baocheng has always harbored deep hatred for her mother and uncle, but she has a deep brotherhood with her younger brother Baojun and sister Baolan. Once Shen Baojun's girlfriend came to the house, Baolan Baocheng and He Ye, who had grown up with them, discovered that the girl who fell in love with Baojun was the girl who liked Baojun back then, and the three sisters had teamed up to bully her.
The college entrance examination is about to take place. Bao Lan discovers that He Ye has been in a bad mood. He Ye has been dating a boy from a nearby university without telling her family. Her sister suddenly announced at the dinner table that she was getting married. Before her sister Bao Cheng left, she suddenly revealed a secret about Cheng Xia Tian. Bao Lan also met her love during the summer vacation after the college entrance examination. As conflicts occurred, all the secrets that had been hidden for many years came one after another...