Zheng Xuan's mother had a difficult childbirth and died immediately after giving birth to Zheng Hao. Zheng Xuan's father, unable to bear the poverty and miserable fate, sold his daughter to a landlord and took Zheng Xuan away from home. Zheng Xuan's father committed suicide in despair due to Zheng Xuan's incomprehension and the dual pain of losing a loved one. Zheng Xuan vowed to bring Zheng Hao back and wandered alone. Unexpectedly, he returned to his hometown with hardships and hardships. After seeing the difference between his sister and himself, he gave up his original idea and met a little girl in despair. "Her" innocence, stubbornness, and gentleness made Zheng Xuan feel that the world is worth it. He vowed to live a wonderful life and stand upright, so that the people he cares about never have to suffer the pain of separation. The little girl's departure without saying goodbye made Zheng Xuan doubt whether the human heart in the world was real. During the wandering process, he was bullied by beggars and disliked by adults. Zheng Xuan was noticed and adopted by a mysterious organization because of his ferocious and vicious eyes during a fight. In this organization, Zheng Xuan met a brother who was in love with him. As he grew older, an unexpected mission occurred. Zheng Xuan suddenly discovered that the girl who left without saying goodbye was related to the target of his brother's revenge. A series of love and hatred among young children came one after another in the dust...