 And then they have a sense presence, a lot of them, where there's an entity in the room with them. The entity is often amorphous. It's hard to see what it is exactly. It's kind of like often a dark or black or dark gray figure without a face. In the Middle Ages, people described this as incubi and succubi. These were demons coming in to their bedrooms at night to harass them. In the modern age, it's aliens. Aliens are our demons.