AN: From interactive "Transfiguration", chapter originally written by Mr. George.
"Nice tushie." Myrtle giggled.
Harry was fighting for any control of his ... damn it ... her final form. Errant thoughts intruded constantly. He thought of Hermione's disapproval... of Ron's amusement.
As she did, Harriet saw her hair lengthen and change, as if lit through a stained glass window. With trembling fingers, she found it was as Coppery as Ron, or Ginny's hair.
At the thought of Ginny, she felt her own chest tingle, an aching need building beneath her nipples. As the need spread out, her bust surged forward. She tried desperately to squash them flat, as if somehow if she managed that they'd vanish. Instead the pushed back, swelling between her fingers.
Fingers that were topped with longer nails, longer nails tipped with gold and green.
The colour reminded her of Slytherin. Her mind raced, as she wondered if she was now in Slytherin, or if this was somehow orchestrated by someone in Slytherin house.