He was exterminated in one night. That night, he had no sleep, and his whole life was just for revenge.
He looks stupid, but is actually ruthless. His smile contains murderous intent and connotations, and he never shows mercy.
They met, followed each other, and finally wandered between their fates. Who knew that even though he was sleepless, he could always sleep peacefully beside him; who knew that even though he was ruthless, he would always show mercy to him.