Just released from prison after serving a six-month sentence, Fernand Bastia goes into hiding. He has indeed double-crossed his gang by keeping part of the product of a robbery for himself. Thanks to his sister Marcella, Fernand has taken refuge in a small circus where she works. There, he falls in love with Gina but also arouses the jealousy of Quedchi, a fairground stall-holder who has seen him hiding the stolen money. After a while, Fredo Riccioni, the boss of the gang and his men, manage to trace him...