Something is not quite right in the Foundation's War Room. The training robots powered by Hero.com are starting to take on a life of their own. A new villain is taking control-NanoMite. This fiendish cyborg is using his nanite swarm to take control of every electric appliance on the planet. Within days he threatens to plunge the entire world back into the Dark Ages. For Toby, things are not looking so good either. Lorna is keeping a low profile after her relationship with the Dark Hunter is revealed, Emily wants to find their traitrous friend Pete-and Toby has a painful crush on Jen. Worse still, Toby's plan to bring down the Council of Evil is thwarted when he is assigned to train up fledgling heroes. To add insult to injury, a pair of new Downloaders are now everybody's favourite heroes. A dangerous game of one-upmanship unfolds between Toby and the horribly likeable twins. But Toby won't let anything distract him from his main focus. He is determined to bring wrongdoers to justice-even at the cost of betraying somebody close to him . . . As civilization teeters on the brink of disater-which heroes will save the day?