While protecting Ninjago City from daily threats, the Ninja encounter a new Elemental Master in league with an old enemy.

The Ninja defend the Cloud Kingdom from Ras and see firsthand the power of his new weapon -- the Gong of Shattering.

Reeling from their recent defeat, Lloyd leads the Ninja in a search for a new master who can combat the new threat of Shatterspin.

The Ninja's search to defeat Shatterspin leads them to new masters, while Cole returns home to find the Finders under attack.

While the Ninja train under the Dragon Masters, Cole and Zane learn Bonzle’s true nature and devise a plan to protect her from Ras.

Cole, Zane, and Bonzle chart a treacherous course to Mysterium, while Arin gives into frustrations and delivers a setback to the Ninja’s training.