Jewel thief Edouard takes refuge from the authorities and womenfolk in the Amazonian forest, but his peace is soon disturbed by the appearance of a strange young girl, Lulu. Intelligent way beyond her years, Lulu reveals that she is an extra-terrestrial – a fact which makes her the subject of a search by a commando unit and an astronomer Dr Margaux. Unfortuantely, Lulu has forgotten to bring with her the anti-ageing pills which keep her young. Within a matter of hours, she will have aged to death…