#Appearance: Small button-like eyes, lots of acne, a blunt nose, and generally unattractive. #Age: 17 #Height: 170cm #Traits: A loser at Eung-ga High School. He wears thick horn-rimmed glasses. He dreams of being a rapper. His rap name is Young Old Star. He is a member of 'Trendsetters,' a rap crew he formed with Youngmo and Jeonghun.

#Appearance: Large protruding jaw, obese, and unattractive. #Age: 17 #Height: 166cm #Traits: A loser at Seolsa High School. He has a lot of chin fat and a big belly. His body proportions are terrible. He lacks social awareness. He is a total 'simp' who is obsessed with girls. He thinks he is the best-looking among the three. He dreams of being a rapper. His rap name is Sasuke. He is a member of the rap crew Trendsetters.

#Appearance: Looks very old for his age, balding, lots of wrinkles, and unattractive. #Age: 17 #Height: 173cm #Traits: A loser at Baeseol High School. He is extremely skinny. He actually has talent for rap. He dreams of being a rapper. His rap name is Gold Born. He hates Youngmo, who never pays back the money he owes.

#Appearance: Medium-length hair with heavy makeup and a pretty face. #Age: 17 #Height: 160cm #Traits: She joined Trendsetters after seeing their promotional video. Her rap name is Kiki. She absolutely loathes Shin Youngmo, who keeps hitting on her, but she doesn't show it openly. She is Son Jidong's girlfriend. She attends Hobuk Girls' High School.

#Appearance: A hairstyle like a horse's mane and a fierce-looking face. #Age: 18 #Height: 177cm #Traits: A second-year bully at Baeseol High School. He was a loser back in Baeseol Middle School, but after entering high school, he hid his past and became a bully. He is Kiki's boyfriend. He has a very nasty personality and is a total thug.

#Appearance: Hair parted down the middle, lots of piercings, and a slightly chubby face. #Age: 18 #Height: 174cm #Traits: Slightly chubby. He is a second-year bully at Baeseol High School and a friend of Son Jidong.

#Appearance: Looks very old for his age and has a fierce face. #Age: 18 #Height: 172cm #Traits: A second-year bully at Baeseol High School along with Son Jidong. He is the 'king of networking' with many connections.

#Appearance: A square jaw and a scary face covered in tattoos. #Age: 18 #Height: 179cm #Traits: A second-year bully at Baeseol High School along with Son Jidong. He serves as the group's enforcer.

#Appearance: Square jaw and thick eyebrows with a scary face. #Age: 17 #Height: 184cm #Traits: Has a lean, muscular build. He is the leader of the first-year bullies at Seolsa High School who torments Shin Youngmo. He is Gwanghun's junior.

#Appearance: Long face and wears horn-rimmed glasses. #Age: 17 #Height: 182cm #Traits: The second-in-command of the first-year bullies at Seolsa High School. He is Sungi's younger brother and torments Shin Youngmo.