A bank employee, Taivnaa, is fired for pointing out the bank's wrongdoing. Since he can't afford medical expenses for his beloved daughter who has a serious disease, he decides to conduct "Operation Tatar" to steal the bank's black money with his three buddies: ex-boxer/ex-policeman Tulgaa; half-Russian, self-proclaimed expert driver Kolya; and geeky genius hacker Gyalbaa. At the risk of their lives, they embark on Operation Tatar!

The film follows Senior Police Lieutenant Soyombo as he investigates a drug-related murder case, and tells the story of the adventures and love that occur in the life of a police officer.