So glücklich war ich noch nie

After a flirt in a boutique, wanted impostor Frank is arrested and sent to jail. When he is released from prison, he tries to earn his living in an honest way. One day, he meets the woman from the boutique again. For her, he would do anything. It does not bother him that she works as a prostitute. But soon Frank cannot help but fall back on his old methods and more and more loses his sense of reality.