After finding a treasure map outside Ponyville, Scootaloo abandons her boring home life to follow her dreams of adventure.

Looking to reinvent herself, Scootaloo abandons her life in Ponyville to start over in a new city. As months pass and routine sets in, she thinks less and less of home, save for the nights when she writes to the only pony she regrets leaving behind.

When Scootaloo is diagnosed with a fatal illness, Rainbow Dash will do anything to save her.

Rainbow Dash is determined to be the best flyer in the world when she leaves Ponyville behind to pursue her career as a Wonderbolt. After years of achievement and success, she has finally reached the top—and doesn't know what to do next.

Firefly writes to her best friend about her career, her declining health, and her daughter, Scootaloo. Based on events from the story blog Motherly Scootaloo.

“You’re going to go through a very hard time, something nopony should ever have to go through. You’re going to experience things nopony should, and there won’t be anypony around to relate."