Castle

"Castle," South Korea's omnipotent crime syndicate. One man returns to Korea in order to topple the absolute stronghold that is "Castle": Shin Kim, the Korean-born Russian killer named "Amur Tiger." He comes back to the crime-ridden city of Hoe-Am in accordance with the last will of his mentor, Min Sung Kang. Shin Kim and his comrades put their lives on the line as they head for the final showdown...

“Facing the truth only distances you from vengeance. And the stronger your opponent, the further you have to remove yourself from the truth.” Castle. The criminal organization that gathers in the Castle Hotel in Gangnam. Eight years ago, they killed Shin Kim’s father. Then they killed his mentor. Now, he wants revenge-- and he knows just the people he’ll need to get the job done.