OOC: I have a plan. He's not going to stay like this. Trust me.
"Beast You are and beast you shall stay."
He transformed again.
"You have to power to bargain. You are my slave, and that is final. You may have your will, but you shall do exactly as I command. Disobey me, and you shall suffr. But do not worry about your sister. I can assure you, she will not be harmed."