Bell has spent his whole life--all eleven years of it--on Mars. But he's still just a regular kid--he loves cats, any kind of cake, and is curious about the secrets the adults in the US colony are keeping. Like, why don't they have contact with anyone on the other Mars colonies? Why are they so isolated? When a virus breaks out and the grown-ups all fall ill, Bell and the other children are the only ones who can help. It's up to Bell--a regular kid...

After a deadly Fly Flu spreads throughout the world, survivors Nico, her dog, young artist Kit, and the mysterious Deliverer roam the earth, seeking to evade the Flies and find a place where life and love can thrive again.

The supercomputer that controls the digital world of Lyoko is infected by a virus that's determined to cross into the real world and destroy Earth. All that stands in the way of the virus, X.A.N.A., is a group of kids and their virtual friend Aelita in Lyoko.

An unidentified virus wipes out most of the Earth's population, liquefying their bodies. The virus moves as if it has an agenda-- it adapts as it moves quickly across the planet. Leon, his mother, and younger sister Grace, who just moved to London from New York, must run for their lives.