As a result of the greedy treasure hunter Carlos Kurosaki, Zaigorg was lifted from its ancient seal and managed to defeat Ultraman X. X was restored by Daichi, but his Devizer damaged from the fight while Gourman analyze the Tiga statue and the Sparklence brought by Yuto.

In order to reseal Zaigorg, Tsukasa and Asuna attempt to coerce Carlos into returning the blue stone he stole earlier while Xio members initiate "Hell No.

3" (黄泉三号, Yomi San-gō) to slow down Zaigorg from advancing, but their use of Cyber Cards were countered by his Inferno Demon Clones, Antlar and Fire Golza.

As Zaigorg attacked the tower, Tsukasa was trapped under a steel beam and ordered the others to evacuate but Yuto's strong will for his mother activated the Sparklence to save her and finally becomes Ultraman Tiga, simultaneously restoring the X Devizer for Daichi to Unite with X.

With Antlar and Fire Golza destroyed, X seemingly defeated their leader, but Zaigorg emerged unharmed and drain Tiga and Ultraman of their energies to summon five different Tsurugi Demaaga in various points across the globe.

Exceed X merged with Tiga and Ultraman, creating a huge cyber wing that charged the worldwide Ultra Warriors with the energy needed to finish off Tsurugi Demaaga.

X thanked Xio for their cooperation since the first time they met and reassured to Daichi that they will always stay united and will return should the Earth is in danger once more before leaving.

At the headquarters, Xio members celebrates their victory but X returned to them explains that the Earth will be under attack by Desastro, a monster from Centaurus Constellation.

Takami herself is the daughter of Susumu Kurobe (the actor of the original Ultraman's protagonist, Shin Hayata), who also the guest attendant of the movie's press conference as he latter expresses his congratulations.