Sometimes in life there are things you have to do that are hard. Like, way hard. Harder than they should be. Yeah. Aw, shut up. Like you've ever tried to confess your feelings for a stupid apple-bucking farmpony?
After staying away from her friends for years, Fluttershy is stunned to discover Rainbow Dash on her doorstep looking haggard and asking for sanctuary in her escape from someone she won't name.