A team from Japan's FAFC headquarters embarks on a mission to Mars to investigate UFO sightings. Upon arrival, they encounter a strange spacecraft that covers their ship with peculiar spores. One of these specimens is brought back to Earth, where it rapidly develops into a massive, terrifying creature that wreaks havoc on Japan.
The X from Outer Space
A monstrous, beaked creature emerges from a sample of space spores brought back from Mars, wreaking havoc on Earth.