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Hiccup’s journey leads him and Astrid to a magnificent underwater cave filled with luminous stones and dragon eggs, identified as the Hidden World. Here, Toothless and Light Fury share a touching reunion, showcasing the emotional ties between dragons. However, Hiccup is faced with a difficult decision as he realizes that Toothless must learn to embrace his new world.

Clashes and Rescues

As Grimmel's threat escalates to a climactic showdown, Hiccup, Astrid, and their friends devise a plan to rescue the dragons and confront the hunter. The battle is intense, showcasing teamwork and courage as every member of the Berk team fights to protect their companions. Hiccup’s newfound understanding of leadership is challenged when he has to act decisively without Toothless by his side.