Meanwhile, Yuwen Huaji began to live in luxury, using items and ceremonies only appropriate for emperors. Not willing to abandon Emperor Yang's treasures, he carried them along, at great expense in manpower. Shocked at Yuwen Huaji's conduct, Sima Dekan, Zhao Xingshu, along with several other officers, plotted against Yuwen Huaji, planning to support Sima as leader instead. However, when they secretly asked for support from the nearby agrarian rebel leader Meng Haigong (孟海公), Meng did not respond quickly, and the plot leaked. Yuwen Huaji sent Yuwen Shiji to arrest Sima. He rebuked Sima: