Glimmie, a professional burglar and safe-cracker, is hired by the wealthy stepfather of a young woman named Fanny, Van Borsen, to find her. But Glimmie distrusts Van Borsen and decides to protect Fanny with the help of his friend De Bonk. His suspicions are confirmed when he becomes a pawn in Van Borsen's scheme. After serving time in prison, Glimmie enlists the aid of a cleaning girl named Slofje to seek revenge.