He Zhen is ambushed on his wedding day. Bai Yi Fei figured out that the medicine had poison and they told the Lord that He Zhen is an imposter. Tian San Qi interogates He Zhen and learn that the person behind everything is the Deputy Lord. The Deputy Lord planned to replace the real young Lord with an imposter. He Zhen tells his side of the story. Zhao Cuo reunites with his real father. He Zhen agrees to help them catch the Deputy Lord. (Source: jindreame at MyDramaList)