Dane Belfast is a young scientist seeking the whereabouts of a missing geneticist and family friend.A visit to the mysterious Cadman Corporation results in his being drugged and whisked off to a secret location called Dragon's Island, where "not-men" and other strange creatures - as well as human geniuses - seem to be created. Dane can't tell who to trust in this fast-paced adventure, which is the first novel to use the term "genetic engineering".