On a routine business project to Bermuda, Kevin Sinclair is confronted with an evil Eastern European agent, Miss Borski, whose intent is steeling vital secrets from an underwater communication system and she will go to any length in achieving her mission. Kevin's best friend, Kurt Van Hedrick, is forced to dive to the depths of the ocean in the on board submersible to uncover the secret. Meanwhile, Kevin and Rose Da Silva are plotting to take back the ship, but there is just one question on everyone's mind, who has betrayed them? Kevin seeks out the most unlikely traitor on board. Just who will survive?