Scootaloo and her friends are now in High School and have started to grow up more. Scootaloo has a coltfriend, and everything is fine, until one day she feels sick, and things go from there.
Rainbow Dash is a teenage filly living in the Cloudsdale Orphanage, she has always kept more to herself, but when a new foal arrives she's given an opportunity to be something more to the filly. What will she do? How will this change her destiny?
There is a secret that Celestia has kept from everypony, even from her sister and student, one that everypony that knows the truth about have kept quiet about for eight years. However the truth will be discovered soon enough, and all will change.