She took a deep breath, opening her mouth to speak but closing it again. Just because she was determined to tell him, it didn't mean she had to give him nightmares too. And she definitely didn't want him to feel guilty somehow, because she knew he had the tendency to do that.
Still, just talking about this made her unsettled. "What it wanted to do to you." She pursed her lips together, glancing at him and shaking her head, "what... it was planning-- how it wanted to--" She trailed off, she didn't think he needed the full sentence to get it.