*doesn't fall asleep*
Voice: HAha! Do you think your weak spells can affect him while I'm here "protecting" him? I'm tired of bat demons backing out of their end of the bargain. I'm taking what's mine. That necklace protects him only so much, but it's not strong enough to counter direct intervention. Do it! You know you want to!
*squeak* N-no...
Voice: I've been trying to be nice. Now do it!
No! I'm not going to drink the blood OUT of a human!
Voice: Fine...we can do this the hard way!
*suddenly it seems like he is fighting to maintain control of his body*
NO! I might be able to live with the fact that I need to drink human blood, but I am NOT drinking it from a living person!