Childhood sweethearts who were once good friends, but because of a mutual love, they are no longer friends with each other. One is killing enemies on the battlefield, and the other is a civil servant in court. Many years later, Su Yezhe didn't know why he was in such a mess. Seeing him like this, Su Yezhe realized that he had already fallen in love with him. He left the court and only sought medical treatment for him.