"If I remember right, incubi have to teach themselves to do that by having a powerful will. My alpha knew one and wouldn't let the pack near him because he couldn't control his appetites and when he saw someone he liked he would just drain in full without thinking about. Pretty sure most incubi have to be contained. The fact that your partner can actually control himself?"

Silvio let out a laugh before he regretted it and groaned. Shit, that hurt. "He must be scary."