As signs of monsters appear, Takeshi Yamato gains a new job as a science teacher. However, a menace is approaching his school.

Tsukamoto, a student in Yamato's class, has stopped coming to school. Takeshi vows to find out why.

Shinichi is heartbroken after losing his girlfriend to another boy. Will his resentment grow so great, it becomes a monster?

Super is unhappy about his sister's impending marriage. A monster appears, behaving as immaturely as Super.

The head teacher wants to arrange a marriage for Kyoko. Takeshi wants to put a stop to it, but a monster's appearances keep interfering with his plans.

The Caps of other UGM branches are being mysteriously assassinated. And Japan's Cap has been accused of murder!

Chief Itou comes to Japan to join UGM. He seems too good to be true, but puts the officers through harsh training.

Sera, UGM's head of PR, wants to save a baby monster. But the scientist Nakagawa wants to use the monster in his experiments.

A group of UGM officers goes to investigate Shiokaze Island. Although the island is a vacation spot, the officers find it deserted.

Takeshi and the UGM officers try to track down a mysterious woman who seems to be able to control monsters. Is she friend or foe?

An unidentified object causes a solar eclipse. UGM investigates who launched the object, and discovers a lost civilization.

Jun is a UGM trainee, who challenges Emi multiple times. But when an alien attacks, her ambition just might be too much..

A monster egg hatches, and the baby monster imprints on Takeshi. UGM tries to keep the baby safe until it's old enough to fly away.

Mariko's sick mother loves flowers. When a strange seed lands in Mariko's garden, she tries to make it grow.

A hospital reports a monster sighing to UGM. But when UGM arrives on the scene, the monster is nowhere to be found.