K' has a very serious and arrogant personality but is very easy to enrage due to his more high-strung side. He often calls people names like stupid, idiot, etc. but he actually trusts people's reliability. He is hardly polite and is always gruff, even to those close to him. Because K' usually expresses his concerns in a tough guy manner, he's sister calls him joking dishonest and stiffs. He's 6'0" K' wears a black leather jacket. The back of his jacket reads A Beast of Prey, also sports sunglas