After coming back from Lyoko, the Lyoko Warriors think that everything is perfectly normal. Only one thing, it's not. All of a sudden, things on Earth change to make it seem like Lyoko. Now it's impossible to go to Lyoko via supercomputer. And what's really serious is that the Earth is turning virtual. And this isn't XANA's doing. Who did this, and how can it be fixed?

Amu's forced to transfer schools her junior year, and now shes got 3 major problems: 1. Her roommate's weirdo brother won't leave her alone, 2. Her necklace is suddenly some link to the past, and 3. THERES A BET ON WHO CAN MAKE HER FALL IN LOVE? Amuto.