She has sleep paralysis, which accentuates this phobia. She can't fall asleep without a nightlight. She is going to have a dream, which will turn into a nightmare, facing her phobias and fears even though no monster is present in her dream. She will wake up in the middle of the night, but impossible for her to get up. Only his mind is conscious, but his body is immobilized. She will then be seized with sleep paralysis.