Action comedy about a crook trying to get even with a ruthless billionaire who stole his lucky ring. When the businessman catches a thief robbing his house, he has him arrested, but before he's taken away, the rich man slips off the crook's ring, telling the police that it's his own. With the help of some friends, the thief does all he can to get back his lucky jewellery, but he soon discovers that the businessman is equally dishonest.