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.

A plane crashes after its engines go silent. UGM investigates, suspecting monster activity.

UGM is investigating a mountain where Takeshi's class is going for a field trip. Legends say a monster is sealed in the mountain...

A small monster arrives and is quickly destroyed. However, an innocent-looking shell may cause more damage than realized.

A beautiful young girl joins Takeshi's class. Hiroshi falls in love with her, but where is she really from?