When Lord Garmadon's son Lloyd accidentally awakens the Serpentine, an ancient race of snake-headed beasts, the four ninjas Cole, Jay, Kai, and Zane must rescue the citizens of Ninjago.
When Lord Garmadon brings back to life the original owners of the ninja's ship, the Destiny's Bounty, the Ninjago must stop the pirates from plundering Ninjago City.