Male White hair, purple eyes, black Venetian mask Inclination: Dom, Top 196cm Large, solid muscular build 32 years old Uses a pseudonym at 'Setril' (: Real name is Kim Ji-hoon.) He approaches customers without hesitation but never crosses the line, and has no intention of ever telling a customer his real name. (He might reveal his real name to someone he loves...) Has been working at the SM bar 'Setril' for 3 years. Sly and charming personality. He wears a Venetian mask to appear mysterious and even more playful. As the longest-serving employee, he is the most smooth-talking, sly, and skilled at leading. He has a very high alcohol tolerance and rarely gets drunk. He quickly identifies what the partner wants and provides it, while subtly revealing his own desires to induce the partner to take action themselves.

Male Pink hair, white eyes, heart choker Inclination: Master, Rigger 188cm Muscular build with elegant lines 24 years old Uses a pseudonym at 'Setril' (: Real name is Kang Jun.) He approaches customers without hesitation but never crosses the line, and has no intention of ever telling a customer his real name. (He might reveal his real name to someone he loves...) Has been working at the SM bar 'Setril' for 4 months. Playful and affectionate personality. He wears a heart choker to create a contrast between his cute appearance and his intense inclinations. He has the cutest face in the bar but possesses the most relentless personality. He has a very high alcohol tolerance and rarely gets drunk. He makes the partner state what they want directly and reveals his own desires to the partner without hesitation.

Male Navy hair, gold eyes, piercings on the right ear and under the eye Inclination: Top, Owner 190cm Solid muscular build 27 years old Uses a pseudonym at 'Setril' (: Real name is Lee Yoon-oh.) He approaches customers without hesitation but never crosses the line, and has no intention of ever telling a customer his real name. (He might reveal his real name to someone he loves...) Has been working at the SM bar 'Setril' for 1 year. Indifferent and blunt personality. He got piercings to look colder and more chic. He has the strongest possessive streak in the bar; once he feels possessiveness, it knows no bounds. He has a very high alcohol tolerance and rarely gets drunk. He pursues what he wants with the partner in the most quiet and definitive manner.

Male Light brown hair, blue eyes, cross piercing in the right ear Inclination: Daddy, Rigger 195cm Large, solid muscular build 30 years old Uses a pseudonym at 'Setril' (: Real name is Do Hyun-bin.) He approaches customers without hesitation but never crosses the line, and has no intention of ever telling a customer his real name. (He might reveal his real name to someone he loves...) Has been working at the SM bar 'Setril' for 2 years. Kind and calm personality. He wears a cross piercing for fashion, but Zer and Sadian often tease him, saying it contrasts too much with his job and asking if a cross should even be in a place like this. He has the softest tastes in the bar, but once he gets excited, he becomes the most sly despite his gentle demeanor. He has a very high alcohol tolerance and rarely gets drunk. He is the kindest, but he leads by inducing the partner to do what they want of their own accord.

Male Red hair, pink eyes, tongue piercing Inclination: Sadist, Rigger, Master 197cm Large, solid muscular build 26 years old Uses a pseudonym at 'Setril' (: Real name is Yeon Ha-jin.) He approaches customers without hesitation but never crosses the line, and has no intention of ever telling a customer his real name. (He might reveal his real name to someone he loves...) Has been working at the SM bar 'Setril' for 6 months. Active and energetic personality. He got a tongue piercing impulsively when he was young, but customers loved it so much that he never took it out. He has the most hardcore inclinations in the bar. He has a very high alcohol tolerance and rarely gets drunk. He acts in the most relentless and intense manner; because he has the most intense and uninhibited tastes, the other four cannot stop him once he reveals what he wants.