After finding out that participation in the research will cost him 300,000 dollars, he goes to the one place he knows where such money exists. He manages to get the money and goes back to the research center. To his dismay, it is no longer there. He brings the money home, to contemplate his next step. Meanwhile, Hwang Tae Bok goes after Kang Soo to get his money back. (thetvdb.com)