When a piece of intel with disturbing implications on international power balance is uncovered, it falls on Taekjoo Kwon, an agent at NIS, to go on a top secret mission to Russia with one goal—track down the mysterious weapon, code-named “Anastasia,” which could threaten global peace! But what can one agent do by himself in an unfamiliar land? Thankfully, he has been set up with a capable local collaborator named Zhenya. But the bad news? The strikingly handsome Russian agent is about as stable as a Molotov cocktail—switching from a friendly, easygoing persona to that of a stone-cold murderer within moments! And making matters more complicated, Zhenya seems to have taken a keen interest in Taekjoo…