Centuries after a cataclysmic event known as the Merge shattered the legendary realm of Ninjago, fusing sixteen separate worlds into one unstable domain, the ninja team has fractured and scattered. Master Wu is missing, and Lloyd Garmadon struggles to carry the burden of leadership while training two new, inexperienced disciples: Arin, a resourceful street-kid obsessed with the original ninja, and Sora, a brilliant yet rebellious techno-mage from the floating kingdom of Imperium.Unknown to them, a sinister totalitarian regime called Imperium is quietly exploiting captive dragon energies to power its society. At the helm are the ruthless Empress Beatrix and her enforcer, Lord Ras, a mysterious tiger-like warrior from another realm. Ras and Beatrix seek to capture the remaining Source Dragons—ancient, god-like creatures who hold the fabric of the merged realms together—in order to harness ultimate power. Driven by ambition and a desire to prove the superiority of Imperium, Beatrix relentlessly hunts down these majestic beasts.As Lloyd attempts to unite his dysfunctional new students, he realizes he must also track down his old comrades—Kai, Nya, Zane, Jay, Cole, and Pixel—who are trapped across the disparate, chaotic new realms. Meanwhile, Arin discovers he has a unique ability to manipulate object-spinjitzu without formal training, while Sora unlocks her true potential by mastering the advanced dragon power pulsing through the new world.The plot escalates when Lord Ras successfully captures several Source Dragons, pushing the merged realms to the brink of total collapse. Lloyd, Arin, and Sora embark on a perilous cross-realm journey, forging alliances with unlikely creatures and forgotten warriors, including Wyldfyre, a fierce hot-headed elemental master raised by dragons. They
race against time to infiltrate the heavily guarded capital of Imperium.Climaxing in an epic confrontation, Empress Beatrix uses the stolen dragon energy to activate a devastating weapon capable of erasing entire realms. The newly formed team of ninja must combine their unique abilities, bridging old-school martial arts with modern technology and raw elemental forces. Sora unlocks dragon rising energy to shield the innocent, while Arin and Lloyd face Beatrix in a desperate struggle to free the trapped Source Dragons. Ultimately,
the sacrifice of the dragons neutralizes the weapon, defeating Beatrix, but the victory is bittersweet: the realms remain fragile, powerful enemies like Lord Ras are still at large, and the search for the missing original ninja continues, setting the stage for an even greater cosmic war for the survival of existence.