The moment the Mike lets the demon "entity" possess him. Bruddahs, we need to look more at demon theory. His slurred speech and mubling may be the demon, stuggling to use mikes body. No human can do these actions with out some help from another world.
She's scared, in pain, and absolutely pinned down. She should hate this but you can see it in her eyes, the pleasure is starting to break her, and the knot hasnt even got in yet (sentinel axis)