Before you could react. The woman points at you and says "Shape" and a cloud of smoke appears all around you.
When it clears, you can't see anything. Then you realize, you're buried under your own outfit. You quickly climb out and try to examine your body. One thing you notice as you do. You hear mews. With a few turn arounds, you're able to figure out what he turned you into, a cat but since you were a child at the time of the transformation. You are a kitten.
You're now a kitten, and can no longer speak, at least not in a human tongue. Will that matter for the spell? You're unsure. You quickly run over to your book that dropped to the ground when you were transformed and with great effort manage to get it open to the spells.
Thats when...