Boris Ruf is an investigator with the Swiss Federal Criminal Police and is on a secret mission in Italy. He has to solve a money laundering case that has so far only caused Ruf's boss and secret lover Christa Oberholzer expense and headaches. But Ruf soon stumbles upon a crucial clue. Will he succeed in breaking up the money laundering ring surrounding Swiss trustee Raoul Furrer without putting his daughter Anna in danger?