The cute and chubby girl Shen Huisi met her new neighbor Li Mingchi one day when she was twelve years old. So they grew up like childhood sweethearts.
In a blink of an eye, it was time to hold hands and have fun together, and they were as well matched as a prince and a princess. But these two stubborn children know each other well and know how to hurt each other.
In order to make her sad, he kissed another girl in front of his classmates; in order to make him regret it, she held another boy's hand and told him that he was her boyfriend.
They are getting deeper and deeper into hurting each other, and the beautiful girl Zhou Yawen and the wayward boy Zhao Jiajun who are involved in them are getting deeper and deeper into their story.
What will happen to these happy enemies?