This sci-fi/horror series, chronicles the life of Amelia Sky, a young girl who awakens in a post-apocalyptic world with no memory of who she is or where she came from. Along her journey of self-discovery, she finds that she possesses extraordinary abilities that could save the human race from extinction by the deadliest threat the world has ever seen—an invasion of an alien species from the beginning of the universe that lives only for energy and will obtain it by any means necessary: the Shriekers. Amelia will face villains like no other, turning her from a shy, naive girl into a calculated killing machine. She will stop at nothing to protect the friends and allies she meets along her journey, and in the end the hopeless will scream for Amelia Sky.
Twelve-year-old Amelia Sky wakes up in a collapsing high-rise stricken with amnesia. She escapes only to find our once beautiful world engulfed in fire. In her search for answers, she stumbles upon two survivors Eleanor and Ace Rigbi. While taking refuge with the pair Amelia discovers the world has been lost to an invading race known as "The Shriekers."