C122 probing
Previously, Shu Shengyu and Duanmu Lie Yuan had secretly investigated Mu Yichen's situation in Shui Xi. Although they did not know much about Mu Yichen, they found out that Mu Yichen was the abandoned son of Mu Family, one of the Three Great Clans of Shui Xi, and knew that Mu Yichen was the son of of Mu Family and Lu Zhijing.
However, the two of them had a bold suspicion in their hearts