After more than a decade in the financial industry, Jeff HUANG decided to leave his comfort zone at the age of 33 and changed his job from an analyst to a mixed martial artist without a regular income. Jeff walked away from it all, moved to Brazil to train. Upon his return to Taiwan, Jeff entered the professional world of MMA and became known as "The Machine".  But In the face of his family's doubts and marriage crisis, will he be able to continue to follow the path he has chosen?