Jade is pretty good at keeping his anger in check, but willful defiance of any subordinate thieves that could jeopardize their job makes him really loose his temper because everyone could be in deep trouble.
Nekhii doesn't get angry, but eventually the guilt just bubbles up and he becomes a huge sobbing mess for a while.
Nekhii doesn't get angry, but eventually the guilt just bubbles up and he becomes a huge sobbing mess for a while.