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!