Jung Tae works hard to earn money for his sister's operation, while living a honest live. But after a wrong investment, Jung Tae loses all of his savings.

When Jung Tae finds out about the true scam, he has been asked to become part of the Do Bi Group. But in order to join the Do Bi Nori, he has to proof himself by jumping of a 30 meter high bridge over the Yalu River.

Jung Tae survives his jump and qualifies himself for the traject to become a Do Bi Nori. After a fatal misunderstanding, Gaya vows that she will both kill Jung Tae and his father.