Lee Kwang - soo chose Yoo Jae - suk to accompany him for the dangerous mission in Australia .
Kim Jong - kook was exempted from being chosen as Lee Kwang - soo 's partner .
Lee Kwang - soo chose Yoo Jae - suk to accompany Lee Kwang - soo for the dangerous mission in Australia .
Kim Jong - kook was exempted from being chosen as Lee Kwang - soo 's partner .