Jonas Ambler is a rich businessman whose wife is killed by kidnappers, so he decides to get even. He hires a mercenary to find and kill the kidnappers. There's only one catch --- he wants to go with them.

A Korean mercenary, Ivan, begins to protect a Korean girl named Jihye, who goes to the Tchaikovsky Academy of Music. The two fall in love. One day, Jihye gets kidnapped by the Russian mafia.

A Korean mercenary, Ivan, begins to protect a Korean girl named Jihye, who goes to the Tchaikovsky Academy of Music. The two fall in love. One day, Jihye gets kidnapped by the Russian mafia.