Alexis Murphy is the little sister of John Murphy, who was sent to lock up not long after their parents died. This left Alexis alone before she was caught and put in lock up as well since siblings are forbidden on the Ark. Alexis assumed that she would spend the rest of her life in lock up before being floated on her 18th birthday. Alexis' life changes when the council decides to send 100 kids to the ground to see if they will survive. See if Alexis survives the ground in....