Ninjago: A Painful Promise

SYNOPSIS

While the Ninja are late in returning the magic staff, Master Wu must keep an impatient Aspheera busy with a series of contests. Later, when the Ninja arrive with the staff, they have a new problem. Aspheera is having second thoughts and the New Ninja infiltrate the Ninja Cave!

Can the Ninja stop the New Ninja while Aspheera tries to revive Nya before it's too late?