Mysterious meteorites that have fallen on Earth full of energy and light. Thisis in fact the powerful Almon. They use the power of Dr. Morse, whose brain is superior, to take control of the underground empire and to make him a servant of the underworld. Almon dreams of conquering the galaxy and become emperor. Almon creates a robot that resembles a dinosaur, sets out on the road to conquer the earth. Shim Hyung-rae, who appeared in the lead role of the Thunderhawk movies, was absent due to circumstances, and a rookie comedian appeared as Esperman on behalf of Shim Hyung-rae.

An alien villain, who has returned to the peaceful planet Earth, is a good-natured villain trying to avenge Luka for Thunder Hawk. After an attack on the earthlings, Esperman, and Daily, Khan sends Purpur, Momo, and Lizell to attack Thunderhawk, Esperman, and Daily, but often fails. Kan, who used all sorts of sneaky means, such as kidnapping Dr. Yang and kidnapping Chadol, succeeded in deceiving Esperman and Daily by using the trick of killing his subordinates by himself. He gets Esperman and Daily into trouble, but finally, with the help of the procrastination that appeared, he defeated the Khan gang with the help of the procrastination that appeared. They defeat the enemy and keep the peace of the planet.