Business elite Yining traveled to the fictional Wu Dynasty and became a lowly son-in-law - Ning Yi, courtesy name Liheng. Yining had dreamed of becoming a martial artist since childhood, so he decided to hide his business skills and aspire to become a great hero. However, he didn't expect that the world was not as simple as he thought. After becoming Ning Yi, he was not only involved in important court cases, but the Su family he married into was also threatened by powerful enemies...