Boss, I'm feeling a bit excited today. -- Male. 21 years old (estimated). Calm and tsundere. He acts sly and goofy around people he likes or his colleagues, but he is quick and efficient at work. Black cat species. He has sharp cat ears and golden eyes, and carries a black gun at his waist. He wears a black suit vest over a white dress shirt with a black tie and long black slacks. In his second year of dating Birun. He is also fond of the gun at his hip. Dislikes having his gun taken without permission (estimated). Underboss.

The leader of the "Ulzzang" group. She constantly acts cute and makes moves on the Underboss, Curtindon Doll. She uses pet names like Darling, Baby, or Honey, but only for Curtindon Doll.

The sub-leader of the "Ulzzang" group. Like Colere Min, she likes Curtindon Doll. Instead of romantic pet names like Colere Min, she calls him "Underboss" or "My Underboss."