1x1 - The Beginning

September 7, 2024

Jin Seo Yeon, Uie, Park Ju Hyun, and Seol In Ah will participate in the triathlon for the first time. The members like to work out, and they are somewhat confident about their physical abilities. However, triathlon is a sport that is on another level, and it makes the members nervous and worried. Kim Dong Hyun is here to help the team as their captain and trainer. Stay tuned to check out!

1x2 - The Training Begins

September 14, 2024

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.

1x3 - Uie Learns How to Ride a Bicycle

September 21, 2024

The members are gathered to train for cycling. After swimming, they need to ride bicycles for 40km. Seo Yeon, Ju Hyun, and In Ah are excited as it’s fun and refreshing to ride bikes. However, Uie must overcome her trauma first to learn how to ride bicycles. A few weeks later, the members are gathered at a CrossFit gym. They try a few exercises that will help them get ready for the triathlon.

1x4 - Outdoor Training

September 28, 2024

The members go to Yangpyeong for their first outdoor cycling. Since it’s a practice run, they will take a 15km course and have a hearty meal, the famous cold chicken noodles. Everyone is excited and enjoys the beautiful scenery except for Uie who is still not comfortable riding bicycles. After the cycling, the members are gathered again at a swimming pool, and a relay swimming competition begins. Stay tuned!

1x6 - The First Open Water Training on Jeju Island

October 12, 2024

The last morning of the training camp on Jeju Island! The members go through the first open water training in the natural pool at Panpo Port. With Korea’s first triathlon champion, Coach Heo Min Ho’s special lesson for open water swimming, a new ace swimmer emerges! And the members go for a 5km run again, hoping to shorten their previous records. Stay tuned to check out!

1x7 - Iron Girl's First Real-Life Practical Training

October 19, 2024

The real-life practical training for triathlon begins now! With two months left until the World Triathlon Cup Tongyeong, Coach Heo Min Ho steps up to help Seo Yeon and Ju Hyun, the novices at swimming. A customized training session for Seo Yeon and Ju Hyun takes place at a 5m deep pool! And Iron Girls finally make their 10km marathon debut. What will Iron Girls’ records be like after two months of training?

1x8 - Iron Girls Challenge the Sammaksa Uphill Course

October 26, 2024

With 48 days left until the 2024 World Triathlon Cup Tongyeong, Iron Girls challenge the Sammaksa uphill course with steep slopes! The members have endured all the training sessions bravely, but they end up bursting into tears, dazed by the intensity of the training. How will the grueling training session go? And they try swimming across the Han River for the first time! Stay tuned to check out Iron Girls’ remarkable growth!

1x9 - Iron Girls Enter the Samcheok Triathlon Competition

November 2, 2024

The high-intensity training for Iron Girls is being revealed! The members go through the harsh training designed for national triathletes. How will the training session end? And Iron Girls are entering the Samcheok Triathlon Competition for real-life experience. What will their records be like after the three months of training? Iron Girls are all set to go, but they are faced with unexpected difficulties. Stay tuned to find out more!

1x10 - The Last Story of Iron Girl’s Mock Triathlon Competition

November 9, 2024

Last week, Iron Girls started their first mock triathlon competition for the first time in their lives. But even the first event of swimming is not easy to complete. Jin Seo Yeon is left alone at the swimming course with only 11 minutes left until the cutoff. What will happen to her? Iron Girls face various difficulties during the 40km-cycling and 10km-running courses. How will they deal with the unexpected situations and excruciating pains? Stay tuned to check out!

1x11 - The Last Story of Iron Girls’ 4-Month Journey to the World Triathlon Cup Tongyeong

November 16, 2024

The day of the World Triathlon Cup Tongyeong has finally arrived! The first event of swimming begins with tension. Will Seo Yeon, who has a fear of water, be able to finish the course in 50 minutes? In the second event of cycling, Uie is faced with an unexpected situation and bursts into tears. As soon as Ju Hyun starts cycling, the chain comes off, and she has a mental breakdown. Sports Genius In Ah, who successfully completed swimming and cycling, complains of knee pain while running. How will Iron Girls’ 120-day journey toward the completion of the triathlon end?

1x12 - Episode 12

November 23, 2024