Jian Moyu: His life experience was miserable. His father was divorced. His mother left him and abandoned him after giving birth to him. It was his grandmother who raised him. Because of his family, he was bullied by other children since he was a child. Later, he learned to use fists to solve problems, and he gave up his life. By chance, he met Shen An, a wealthy young man from the provincial capital. The young man had outstanding looks and excellent studies. He saw the future he wanted in Shen An. From then on, he studied hard and entered the same high school as him.
Shen An: The family is at odds. His father is a businessman and he doesn't love Shen An's mother. It's painful for Shen An to be among them.
Purpose: redemption