troubled spirits on my chest (джен)

“Who’s there?” he calls. There is still nothing, only the soft golden lights of his cell and the fires beyond. He waits a moment, eyes straining as he tries to make out anything in the dim light.
It’s the books. The small stack of books his mother had brought him. He gets up, watching as another book teeters at the top, then tips over onto the floor, seemingly by no hand at all.
While imprisoned after his attempted invasion of Earth, Loki finds that he is not alone.
aka, Loki and the ghost.