The once mighty Denmont Corporation with headquarters in South Africa is on the verge of collapse, threatened by upstart rivals and new competition in the Canadian Arctic, just beginning to emerge as a diamond-production powerhouse. Usurping control of the company from his estranged father, Lucas Denmont seeks to restore the company's fortunes - at any cost.

In "The Three Investigators and The Secret of Skeleton Island" the cult detective trio from Rocky Beach, California, fall into a breath-taking mixture of adventure, thriller and mystery. Only by a hairs-breadth did they escape with their lives after the successful completion of their last case.