Love Affair, or the Case of the Missing Switchboard Operator(Ljubavni slucaj ili tragedija sluzbenice P.T.T.)

After many adventures, young female switchboard operator starts a love relationship with a serious young man. But while he's away on business, she gets lonely and succumbs to her colleague's passes. When the boyfriend returns, he gets into fight with the impregnated girl that ends up tragically with a killing.