In order to reach their next destination, chief Kim Byung Man and the crew had to cross a steep, 15-meter cliff. After several of the team members made their way, it was Yerin's turn. 

Regardless of being strapped in protective gear, her harness, in addition to her captain's coaching, the idol star quivered with fear. She even slipped several times while making her trip downward.

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However, with Kim Byung Man and the others cheering her on, Yerin was able to successfully overcome her ultimate fear and cautiously took tiny steps, eventually making it to solid ground. "I didn't think I was going to make it," she said afterward. 

Would you be able to make it down that cliff?