An enormous bird-monster is attacking motorists on Route 87. The Science Patrol discovers a supernatural link between the monster and a statue located nearby. Once they realize the connection, it's up to Ultraman to put a stop to this terror once and for all.

Strange things are happening around a dead volcano including reports of dead birds and a giant smoking bellowing monster. The Science Patrol is asked to investigate. Seeing no danger, Mura sends Fuji to investigate the monster sighting.

Hoshino stows away in the airplane and confirms the sighting. Both Mura and Hoshino are trapped by the monster Kemurah who starts a rampage in a nearby city.

A hunter claims to have been attacked by a towering, Yeti-like creature in the mountains. When the Science Patrol's investigation is impeded by a mysterious local girl named Uki, they begin unraveling her surprising connection to the giant monster.

When an agent visiting Japan from the Science Patrol's South American headquarters begins behaving suspiciously, the Science Patrol discovers that he has been infected by an Amazonian blood-sucking creature intent on spreading its evil tendrils throughout the entire world.