A team of United Nations scientists set up a research base on Solgell Island in order to test a weather-controlling device, which they hoped would allow them to alter climates around Earth to allow for the growing of food, potentially solving world hunger. The scientists produced the Radioactivity Sonde and Weather Control Capsule, and decided to test them on the island. However, something went wrong and the Radioactivity Sonde exploded, releasing huge levels of radiation onto the island. The radiation produced extreme heat waves and violent storms, and also mutated native Giant Praying Mantises into called Kamacuras. The Kamacuras discovered an egg on the island and broke it open, revealing Minilla, a baby Godzilla. Minilla's cries of distress attracted Godzilla himself to the island, who