Masayoshi Takesue

When GUTS-Select investigate mysterious disappearances, they learn it is work of an evil alien who intends to invade the Earth, called Professor Gibellus. However, just in time, a mysterious woman appears to help GUTS-Select.

Set two years after the events of Ultraman Trigger, an ultra-ancient threat re-emerges, leading to the return of Ultraman Trigger and Ultraman Zett to save the day, but all is not as it seems.

Após a paz ser restaurada em Ayaka-shi, Isami e Asahi lutam para alcançar seus sonhos. Katsumi é enviado para um planeta distante. Na Terra, o monstro Snake Darkness aparece e Katsumi terá que encontrar seu caminho de volta à Terra e se reunir com sua família.