At the Jakarta Fair, there is a rumour that a major tycoon from Makassar will come looking for new machines and a business partner. There is a flurry of excitement as everyone tries to get the tycoon’s employees to drop by their stands. Mansur, one of business owners in the fair, asks his secretary, Sinta, to find Andi Rachmat Syah, the tycoon. Sinta then approaches Andi, a handsome man employed by the tycoon, to find out about his boss. The man promises to tell Sinta on one condition, that she has to take him around the fair. Samiaji, Mansur’s business competitor, who has a crush on Sinta, is jealous when he finds out about it. Till the end of the story, nobody knows that Andi takes Sinta home after nights of going around the Jakarta Fair.