Nine years ago, the Netherworld Hall Master entrusted the Blood-Severing Pavilion with a mission to assassinate the emperor. Fang Yunmo (Severing Cloud) was chosen as the top killer to carry it out. In return, the Blood-Severing Pavilion gained a stable position after the imperial turmoil. Fang Yunmo was willing to die to secure his brother Fang Xun'gui's future.
