On the day of the U.S. presidential election in 2024, a team of elite mercenaries embark on a secret CIA mission to abduct North Korea's politician in an underground bunker below the Korean Demilitarized Zone. However, they get caught in the crossfire which causes tensions to escalate to the brink of World War III.

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?