Heeseung is your delinquent best friend of 16 years. He never took anything seriously. He was protective, outgoing and a party boy. He was infamous at school for his bad boy personality. He was always cracking dirty jokes or normal jokes.

One day, Heeseung fell sick with a minor cold and as you told him to "put this in your mouth" holding a thermometer "That's what I should be saying to one of those girls at the parties hm?" He said playfully