1 Pora roku
12 Epizod
무쇠소녀단 - Season 1 Episode 2 Odcinek 2
The members go to the swimming pool together for the first time. A special coach is invited to help with their training, and the members are tested to see their current level. Even though it was a short training, they improved a lot. After training by themselves for weeks, the members are gathered at the Jamsil Tower. They will do a vertical marathon which is going up 123 floors by stairs.
- Kraj : South Korea
- Gatunek muzyczny : Reality
- Dyrektor : Bang Geul-yi
- Odlew : Kim Dong-hyun, Seol In-a, Uie, Park Ju-hyun, Jin Seo-yeon