i

       && HIGH:CLASS ENTERTAINMENT!! is a south korean entertainment company established by kang sungjae in 2003. the company operates as a record label, talent agency, music production company, event management and concert production company, and music publishing house. the founding father of the entertainment, kang sungjae is well-known for producing bops for the first-gen idols such as H.O.T's candy and sechskies's couple。

ii

       && LOVE:STATION !! (hangul :사랑:해 ) is the first debuted duo under majestic entertainment. kang hani, who is also the ceo's daughter was a trainee in another company before she transferred to high:class after her father founded it. she also brought along a fellow trainee, rumoured to be her boyfriend, nam taeoh to debut together in 2004. perfect to their group's name, love:station which is also a pun on i love you (sarang:hae), their famous songs include give love, love fool and some; and the duo is currently active in singing for osts. as of 2018, they are now happily married to each other.

iii

       && SAMJOK:ZERO !! (hangul :삼족:제로) is a six-member south korea boyband known with the title "the rebellious nobodies" . the group name is inspired by samjok-o; a three-legged crow in korean mythology that is highly regarded as the symbol of power. the group debuted in 2009 with "Mama Beat" that features kang hani. other notable songs from the group include chained up, don't want to be an idol and ya ya ya. their logo is of a crow with three legs, and a ring around it to symbolize the number zero. the group is highly associated with the colour black and their motto, "FLY!"。

iv

       && FLOV:VER !! is four-member south korea girlband under high:class entertainment. the group is associated with power vocals and synchronized sharp choreography, and they are now actively performing for a lot of events. some of their songs include girls president, umoahyeah and honey bee。

v

       && AURORA !! or yoon daeun, is a solo rapper signed under high:class entertainment. shortly after debuting with cider, she appeared on unpretty rapstar, then making name for herself as she collaborates with hotshots like jessi, dean and taeyeon. she is now trying to pursue the acting field, and is rumoured to appear as the lead actress in an upcoming webdrama。

vi

       && CHEAT:CODE !! is another boy trainee squad under the company, they are also known as double:zero's rival. but unlike double:zero, cheat:code's members has an age range between 1998-2002. their childish rivalry is strong and the company is actually encouraging it, as it seems to help both teams into working their hardest. as of now, double:zero is enjoying their smug time for being the first to debut, but it's also been prophecied that cheat:code will follow shortly after。