Böcker av Philip Kavvadias

Finn, Milo, and new girl, Tasi - together with Arty, the microraptor- are sent to investigate deep-sea disturbances. Soon they areplunged into danger when their research ship is torpedoed by avast submersible shaped like a manta ray. Once again, the junioragents are face to face with an enemy that has bottomless ambition. . .