
Jin Seo Yun, Uee, Seol In Ah, and Park Ju Hyun challenging a triathlon that requires swimming, cycling, and marathon without stopping and is an event that requires extreme physical strength and strong endurance.
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Dong-Hyun Kim
Self - Host

Kim You-Jin
Self

Park Ju-hyun
Self

Seol In-ah
Self

Sae-Rok Keum
Self

Kim Ji-hoon
Self - Boxing Trainer
Heo Min Ho
Self - Coach
Ha Yoon
Self - Interviewee

Sang-yi Lee
Self - Guest
Beom-Seok Hong
Self - Coach
Beom-Seok Hong
Self - Supporter
Eun-Sil Jang
Self - Coach
Im Ae Ji
Self - Special Guest

Soo-hyang Im
Self - Supporter

Ha-seon Park
Self - Supporter
Kim Seong-yeon
Self
Jung You-in
Self - Swimming Coach