A cleaning lady finds the body of a prominent doctor.

A key unlocks the doctor's carefully guarded secret.

Inspector Vrenko is faces a difficult case after a murder occurs at an art opening.

Inspector Vrenko uncovers the motive for the murders.

A series of fatal accidents plague one of the Maribor schools.

Inspector Vrenko and his team intensify their investigation.

A politician's body washes up in the river.

A waiter is found stabbed in front of an inn.

Murder shakes a prominent hotel family.

Vrenko and Houra track down drug smugglers while searching for the killer.

The son of a well-known winemaker is found dead in the forest.

Former close associates have unfinished business.