In the middle of the night, Nicki is once again haunted by intense feelings that she can't explain. A visit to the doctor is supposed to help and behold: the more he pokes around in the past, the more a connection between Nicki and her twin sister Karen becomes apparent. In addition, the two ladies are each pursued by a menacing man who roams the streets late at night with a knife and seems to be in cahoots with an oddball antiques dealer.

The Italian Vittorio Coppa works as a sleeper car commuter and commutes regularly between Munich and Rome. Because he believes that true love exists only in connection with marriage, he is secretly married twice.

With the help of two accomplices an underhanded gambler prepares a rigged roulette wheel with which they quickly accumulate money hand over fist. But then greed forges a wall between the three and the intrusion of ruthless competitors result in a massacre.