The crook Vincent loves Mona, the daughter of a policeman. When Mona's father finds out what Vincent does for a living, he puts him behind bars. After Vincent is released from prison after a year, he meets up with the pimp Siggi for a poker game and gambles away DM 60,000. Unfortunately, he has used his girlfriend Mona, whom he has posed as a prostitute, as collateral. Siggi now wants to get either 60,000 DM or Mona within three days. Vincent now tries on the one hand not to let Mona find out about her fate, and on the other to get the money as quickly as possible...