The balance was lost eons ago when fear and anger drove two friends apart. Recent events have lead to Equestrian secrets coming to light, and Twilight Sparkle must recover what has been lost by rejoining two halves of an eternal whole, changing Equestria forever.

Posted on Equestria Daily

For most of his life Spike has yearned to be treated as more than a hatchling; only five years younger than Twilight by all rights he should be considered a young adult, or at least a teenager, by pony standards.

His mind, though still developing, is at times equal to an adult pony's thanks to the many years he spent working alongside his studious caretaker. When forced to focus can could quickly outpace and outwit most colts his age.

His body on the other hand is tiny and adorable.

As with all dragons the pace of his growth matches the demands of the world around him; with the carefree, relaxed life of a librarian's assistant there have been few demands a baby dragon's form could not meet. Until now.

Faced with other dragons, rivals and peers much more fit for survival Spike's body has started working overtime to catch him up and prepare him for the long, difficult life of a dragon. Fortunately, this means he will soon have a body that matches his mind; large enough to take care of himself and get a small token or respect now and then.

Unfortunately this means he has hit puberty.

As the Princess' personal protege, Twilight Sparkle is expected to, one day, take on a role of great leadership in the country of Equestria. However, Twilght makes a discovery that places a fork in her path. Will Twilight repress part of herself to become a leader to her people, or will she choose to answer the call of her heart?

During her entrance exam, Twilight's powers goes far out of control, leaving Celestia a shell of herself and Equestria in ruins. Now Nightmare Moon is free, but even she can't stop the Tyrant Filly. She flees through time and space, finding herself in an Equestria familiar to us but odd to her. Can the Mane Six help her stop a Twilight out of control?

Fanfiction.net link here!
Weekly featured fic in Authors Helping Authors group

TV Tropes Page, with sincere thanks to DrTempo.

Cover art from here.