A young woman running a wildlife sanctuary in the Australian outback is in for trouble when she is confronted by three kangaroo hunters. Bored with killing kangaroos, they decide to kill the animals...
As inspector Juve seems to be unable to put Fantômas behind bars the Press comes up with the idea Juve must be Fantômas himself! Juve is soon jailed as an attempt to ease the stress on his case. But...