FRNCK 4

Franck faces his biggest challenge yet: life as a member of a prehistoric tribe is terribly monotonous. More and more he doubts that he'll ever return to the 21st century.

To leave a trace, he starts filming the life of his fellow tribespeople as well as the flora and fauna of prehistory with his smartphone. He then throws the device into the lake through which he once arrived – in the hope that it will find its way back and someone from the future will come to his aid. But an unexpected volcanic eruption turns everything upside down …