The TARDIS lands on an Australian beach in the 21st century. But this is no seaside holiday - within minutes, the Doctor, Jamie and Victoria are under attack. They soon discover that the Doctor bears a startling resemblance to Leader Salamander, a would-be dictator intent on world domination. Before long, the Doctor and his companions are plunged into a dangerous game of espionage, intrigue and deceit as they face off against the enemy of the world.