Iruma was knocked out during the rampage and Yuzare appeared from within her to create a new seal around the island in order to stop the Dark Giants from leaving.
With the seal broken, the Dark Giants woke from their slumber, awakened a swarm of Shibito Zoiger, and began attacking the humans. Meanwhile, on the newly surfaced R’lyeh Island, a TPC task force supervised by Megumi Iruma discovers and breaks open a seal to the inner cave housing that housed the petrified bodies of three Dark Giants: Camearra, Darramb, and Hudra. Two years after Tiga‘s battle with Gatanothor, Daigo is seen planning his wedding with Rena.
The movie is a direct sequel to the original Ultraman Tiga television series, serving as an epilogue to the events between Ultraman Tiga and the successor series, Ultraman Dyna. Ultraman Tiga: The Final Odyssey (ウルトラマンティガ THE FINAL ODYSSEY Urutoraman Tiga Za Fainaru Odesei) is a tokusatsu movie that released in the year 2000.