Young inventor Marie can't believe her luck - she's spending her summer holidays in California, at the high-tech headquarters of Vance Corps! She and the other super-clever campers get to build robots, do super-cool science experiments and test out awesome gadgets. But not everyone is a happy camper .

. . Someone is sabotaging their robots, so Marie and her new friends team up to catch the culprit.

Can Marie outsmart an evil engineer intent on causing a global disaster?