The emperor holds an elaborate funeral ceremony for Gui Chen, vowing to find and punish the perpetrators. Wu Yi attends to pay his respects despite being suspected of killing Gui Chen. He then gives a gift to the emperor from Bi Cheng, a seal specially made and left in Gui Chen's coffin when his body was burned. Scared and paranoid, the emperor quickly removes all evidence connecting him to Gui Chen's death when an old friend suddenly comes along to wreak havoc. (Source: frankly at MyDramaList)