A street cop is picked by the national security service in order to carry out an important and delicate task. His mission is to go undercover and infiltrate a dangerous international cabal of homosexuals.

In the first sequel of "Hi Inspector", the cops Boki and Pajko get bored in their quite little town until the arrival of foreign visitors. These people reside at the local hotel where international conference on organ transplantation takes place. At the same time, the fresh corpses of deceased people begin to disappear, while the rumors about the vampires at the graveyard start spreading. The cops try to solve the riddle.

The election campaign in a small provincial town is in full swing. Candidates for ministry position pop up elsewhere, promising "milk and honey" to the voters. Two inseparable policemen, Boki and Pajko, are in charge of peace and order. Everything goes as usual until unexpected visitor from space shows up.

The cops Boki and Pajko try to catch the arms smugglers. Their commander claims that the smugglers are women who have AIDS, which only makes their quest even more difficult.

Two friends who work in a detective agency rob their boss in order to be hired by him to find the thieves. Their plan goes wrong after the man with a white hat steals their money. The investigation leads them to a casino cabaret club run by notorious Cornelone.

In this spoof of gangster and crime films, two veteran detectives get involved in mafia world. One of them is hired by a kingpin to follow his wife who seems suspicious.