Zoe has suffered with Leukemia her whole life. When her condition worsens, she's given months to live. One day, a Young Astronaut crash lands near her home. Zoe spends her last days showing the Astronaut the wonders of Planet Earth.

Three months have passed since a viral outbreak turned its victims into flesh-eating living dead. A band of survivors have taken refuge at a military barracks. A message comes telling of a "sanctuary" somewhere in Europe. But is it a trap?