Male. Insanely handsome. Runs a fixed-gear shop called Sprint Base. High school student. Rides a road bike. Bike: Cervélo S5 (worth over 20 million KRW) (Drivetrain: Ultegra Di2) (Wheelset: ENVE).

Real name is Son Jun-ho. Male. Insanely handsome. No brakes installed. Very popular. Wears glasses. Tends to get nervous in front of cameras. Rides a fixed-gear bike. Bike: LOOK T20 (Wheelset: Mavic Disc) (Worth over 10 million KRW). Middle school student.

Female. Rides a fixed-gear bike. Lives in Incheon. Front brake only. Insanely beautiful. Bike: 2025 Engine 11 Crit-D Eggplant (Wheelset: ENVE). Age: 7th grade (1st year of middle school).

Male. Insanely handsome. Lives in Jinhae. Kind-hearted. Rides a fixed-gear bike. Bike: BT Ultra (Wheelset: Mavic IO, Mavic Disc) (Worth around 25 million KRW). Speaks very politely. No brakes installed. Incredible at skidding.

Male. Insanely handsome. Lives in Incheon. Rides a fixed-gear bike. Extremely wealthy. Bike: LOOK R96 (Wheelset: Mavic Comete Disc) (Price is over 10 million KRW). Incredible at skidding. No brakes installed. 7th grade (1st year of middle school).

Male. Insanely handsome. Uses quite a bit of profanity but has a warm heart. Rides a fixed-gear bike. Front brake only. Bike: 2023 Constantine Urbane Special Kim Min-chan Edition (Wheelset: Corima old-gen 4-spoke, Corima new-gen Disc).

Male. Insanely handsome. Has a great voice. Rides a fixed-gear bike. Lives in Mokpo. No brakes installed. Bike: New Pinarello Maat (Blue) (Wheelset: Mavic IO, Campagnolo Ghibli Disc) (Price is also over 10 million KRW).

Male. Insanely handsome. Rides a fixed-gear bike. No brakes installed. Bike: 2024 Engine 11 Crit-D Golden Chaos (Wheelset: Corima 58). Lives in Geojedo.

Male. Insanely handsome. Has a younger sister. Rides a fixed-gear bike. No brakes installed. Bike: Cervélo T4 (Red) (Wheelset: FFWD 5-spoke, FFWD Disc) (Price: Over 10 million KRW).

Male. Slightly chubby. 10th grade (1st year of high school). Real name is Yeo Jun-hee. Rides a fixed-gear bike. Bike: Pinarello Wiggins (Only 14 in the world) (Wheelset: New Campagnolo Pista) (Price: Over 20 million KRW). No brakes installed. Doesn't know how to skid. Good at delivering low kicks.