Go from the sunny beaches of Tahiti to the halls of the Pentagon and beyond. Secret Agent Johnny Westland attempts to crack the deadly security of the terrorist base and rescue a hostage ambassador in the most critical assignment of his career! Using a nuclear-powered attack submarine, a one-man diving vehicle and scuba gear, Westland must penetrate the electronic harbor surveillance of a hostile Middle-Eastern nation. His goal -- a nest of fanatical terrorists armed with advanced weaponry!