Chaerin; she was born and raised in Seoul, until after graduating from high school, she was sent to go to the prestige Fashion Institute of Technology in Manhattan, New York, to pursue her fashion carreer. After getting her degree she's working as an intern on Nylon Magazine, after finishing her internship she asked for a transferred recomendation to Nylon Korea, she's currently working as fashion stylist. Chaerin is a perfectionist when it came to work, she might look scary and intimidating, but her real personality is she's very caring and definitely knows how to have fun. —"Bussiness is bussiness, pleasure is another level!"

Jiyong; he's a well known music producer, own his very own label called GBOSS Ent. succeding in a very young age making Jiyong feel a huge emptiness on his life, all he do is either staying up the whole night making music or just go clubbing ans get wasted. since he achieved all he needs, money keep on coming and party on keep going. Jiyong is a smooth talker, he usually gets what he want since he have a huge ego, he's very alluring and reliable. —"Work hard and play even harder!"

Dony; florist at day and DJ at night, the guy everyone loves. Dony is a happy go lucky and very chill, he rarely complaint about anything, unless he get really annoyed, then prepare to see scary side of him. he works at his mother flower shop, yes he take care the flower there he also incharge of delivering the flower. He's a decent son at day, and a party animal at night, he's known as the resident DJ of Hi-Tech Club. he's only a high school graduated, he have an older twin brothers that work as the bartender on the club, name Deuk he's the wise version of  Dony. —"My life is nobody's bussiness!"

Kiko; she was born and raised in the city of New York, an american-korean descent who become a supermodel since she was fifteen years old. she went to the same college as Chaerin, evenso they never talked with each other before. after gaining popularity Kiko decided to went to her mother hometown, Seoul. at first she planned to get away from the fame and spotlight, but coming there with a such huge name, without even trying Kiko automatically get all the attention. Kiko have a lovely personality, she's all that smiley and cheerful one, that's why she also tends to not showing her real feelings.  —"I am Me, even if you don't like Me!"