Su-Ho is a Grandmaster rank at this online game called PSI BOND. He sneaks away in the middle of school to play it in the computer lab, and notices another mysterious student doing the same thing. This kid is a far lower level than he is, so Su-Ho believes that he will easily beat the new kids in a few rounds. When he loses 0 to 10, he begins to realize that there is something special about this kid. That kid, is Do-Yoon Lee.