Stiles frowned a little at Derek's words, trying to make sense of it, but also not assume things as well. Derek said he assumed to much and Stiles wanted to fix that.
"So... you wouldn't normally do that for a slave?" Stiles asked keeping his head nestled against Derek's shoulder and neck, enjoying the comfort of the werewolf's touch. "Because it wasn't painful. Well it was painful but this good kind of pain. The kind of pain that makes me hard and ache for more... is that weird? Am I weird?"