The court seems calm, but in fact there is an undercurrent. Lin Shuyao's father (Lin Shangshu) was framed and imprisoned for being inadvertently involved in a "previous dynasty treasure and rebellion case".
In order to rescue his father, Lin Shuyao had to use his identity as "Mr. Yao" and take the initiative to set up a trap. The only breakthrough in this trap was the cold-faced King of Hell Xiao Jing.