Gift of the Serpent

A young girl, traumatized by her past, receives the gift of a transformation, which makes her stronger, faster, and virtually indestructible, nearing immortality.
Jumping forward to a post-apocalyptic time, the teenage girl finds new friends in a worn down city. With her friends, who seem to have a history of their own, she finds an adventure and a future. But is the future her's to be had?