The CREW GUYS team is attacked by space monster Dinozole. However, the first Ultraman in 25 years appears, Inter Galactic Defense Force rookie Ultraman Mebius!

Mebius works together with Ryu to recruit new team members: Marina, George, Teppei and Konomi. But then, monster Gudon emerges!

The Volcano Monstrous Birdon that once defeated Ultraman Taro appears! When Ryu sees Ultraman fight Birdon's poison, he makes a decision.

Maquette Monsters can fight alongside humans as allies. Miclas seems to follow Konomi's commands. Just then, the space monster Kelbim appears!

Mirai challenges George to a soccer match to keep him from quitting GUYS. A blue giant suddenly appears as Mebius and GUYS are waging battle.

Ryu and Marina head down to investigate the seabed, and hear an eerie woman's laugh! The woman unleashes light and monster Twintail appears!

The emergency rations Alien Fanton dropped on Earth begin to grow infinitely! When the team is out of options, they turn to their captain...

Ryu is bewildered when he finds out that Serizawa is the blue giant Hunter Knight Tsurugi.

GUYS determine if they attack Bogarl recklessly, they'll destroy the entire city. However, revenge against Bogarl is everything to Tsurugi.

The operation to exterminate Bogal would put the lives of Mebius and others in danger. Will GUYS be able to save Mebius and Tsurugi?!

Dinozole has been resurrected as the twin-headed Dinozole Reverse! Tsurugi comes to the rescue returned to his true form of Ultraman Hikari!

Toriyama loses a dangerous Meteor that can enter hollow objects and move them. It has already entered the statue of the god of business!

The appearance of Mukadender strands Marina and her coach in the mountains. Marina decides to draw Mukadender's attention and use herself as bait!

An Insectus larva that infected a human being was repeatedly molting inside a hospital, continuing to grow...

Gun Phoenix breaks down and Ryu deploys the new state-of-the-art craft Gun Booster. Ultraman Hikari manages to mount a daring rescue!

A duel between aliens takes causes a comet to head for Earth. Amidst the confusion, Space Swordsman Zamsher challenges Tsurugi to a duel!

Ultraman Hikari is fatigued from countless battles. Ryu takes control of Hikari and executes a dangerous maneuver, Formation Yamato!

Mebius is the only Ultraman left on Earth. When Mebius finds himself in danger, he is saved by a new power Hikari left behind!

Three identical Monster Digarugue land in Japan! Only George is able to see them. He attempts to single-handedly use the new weapon, METEOR Shot!

An experiment using sound waves summons two large monsters. To make things worse, General Misaki and Aide Maru are caught up in the attack!

GUYS discover a distress signal from the spaceship Arandas. They find the remains of the Arandas and a graveyard of banished monsters!

Upon meeting Mirai, the spitting image of his son, Captain Ban recalls the tragic day. How did Mebius come to call himself Mirai Hibino?

The police ask Marina to help investigate a case of mass disappearances. Marina is dragged into the past and encounters herself as a child!

Mirai is challenged by the powerful enemy who possesses Ryu and isolates Mirai. There is no choice but to shoot Ryu to defeat Yapool.

Yapool uses Terrible-Monster Doragory to take control of Professor Fujisawa. He plans to use the Meteor Cartridge to destroy the base.