18 year old Jason and his best friend Tann journey to the mysterious Kong Island hidden in the heart of the Bermuda Triangle. With them is their college Professor, Dr. De La Porta. After a close encounter with dinosaurs, Jason is reunited with his grandmother, Dr. Jenkins, and Kong. With them is the beautiful Jungle Girl, Lua. Dr. Jenkins has resurrected Kong via DNA splicing and the Cyber-Link, a communication and data link to the Web. With the Cyber-link a person can also ""merge"" with other animals. De la Porta threatens Dr. Jenkins in an attempt to steal her research and discover the location of the magical Primal Stones. He uses the Cyber-Link to merge with a sabertooth tiger becoming the monstrous Badkat. Jason merges with Kong and drives De La Porta away after an epic battle.

On Kong Island, the evil Professor Ramone De La Porta forces Dr. Jenkins to take him to the location of the powerful, mystic Primal Stones. Jason, Tann, and Lua frantically search the exotic Island for the kidnapped scientist. They find Dr. Jenkins and De La Porta in the ruins of an ancient temple. De la Porta merges with a giant prehistoric bear, becoming Slothbear, and attacks them. Jason merges with Kong and defeats him