Don't Tell Them It's Me

Tails wakes up as a subject to an experiment that goes awry and turn him into a female. Shadow, hunting the mad doctor, finds Tails and agrees to help "her" turn life back to the way it used to be. Unable to face his friends, Tails pretends to be his own sister while engineering a way to turn back. But as he falls for Shadow, he wonders if he really does want to go back.