A mercenary captain leads his black-ops team to a bunker beneath the Korean DMZ on a secret CIA mission that brings the world to the brink of war.

An American student in Seoul, South Korea uses his skills as a spy to stop foreign agents and local gang members from gaining access to a supercomputer that can connect to anyone and anything.

Chul-soo is one of Korea’s best intelligence agents: he can accomplish any given mission. One day, a mysterious explosion takes place in Seoul. Chul-soo flies to Thailand on a mission to rescue a person who holds clues to the incident. Meanwhile, Young-hee goes on a business trip to Thailand and gets entangled with Chul-soo’s mission. Will he accomplish his mission and save his wife at the same time?