After a time of peace, the Ninja are called back into action. The spirit of the defeated Overlord has infected the electric grid of Ninjago and is using all available technology to exact his revenge on Lloyd. Nowhere is safe but fortunately, the Ninja have been given the powerful Techno Blades. But the only problem is that they have no idea how to use them. Written by LEGO

The Ninja go into hiding but an army of the Digtial Overlord's evil robotic Nindroids are hunting them wherever they go. Their only chance is to learn the secrets of the Techno blades and use them to cut all power to save Ninjao from this technological menace. Written by Anonymous

The power is out in all of Ninjago but the hard drive containing the Digital Overlord has been stolen by a mysterious Stranger who is now sending alternatively powered Nindroids to attack the Ninja and capture Lloyd.

The ninjas' search for the Stranger and the hard drive with the Digital Overlord brings them deep underground where they are assisted by an old enemy. But the Stranger and his Nindroids are getting ever closer to capturing Lloyd.

Pythor the Anachondrai and his Nindroids have captured Lloyd and are draining his golden powers to bring the Overlord back into Ninjago. And the Ninja must use the Techno Blades in a daring rescue ... inside the Overlord's corrupted hard drive. Written by LEGO

Lloyd is free but Pythor and the Overlord are nowhere to be found. However the Ninja have a cryptic clue to their next plan - something called Codename: Arcturus. But what is it? Finding out won't be easy but it will ultimately take the Ninja to a place where they never ever thought they would go. Written by LEGO

The ninja will have to quickly adapt to space as they race the Nindroids to retrieve the Golden Weapons of Spinjitzu. But one thing is getting to space. Another is to get safely back home again. Written by LEGO

The Nindroids have brought the golden weapons back to the overlord. He uses some if the golden weapons to become a full and physical golden master. He uses Cyrus to make armor and a mammoth mech out of the golden weapons. He eventually lets Cyrus go free. Meanwhile in space, the ninja use their powers and the destroyed Arcturus ship to get back to ninjago. The others are waiting for them outside ninjago with all their vehicles. Inside ninjago, the overlord has made a fortress out of the city. Cyrus then sends them a message that he has a plan to stop the overlord. The ninja and others then break through a building. Then encounter the overlord and they loose all their vehicles to him. Nya gets held up fighting cryptor. The ninja run on foot to the temple with the overlord in their tails. He gets blocked out due to a force field. Borg tells them he has invented a pill that could weaken the overlord a lot. The golden master retreats to the city where the ninja meet up with him. They have... Written by John Dawson Kircaldie