There was something there doing weird sounds. Before even having the time to realize night was there, the night has come and things showed up at night in cemeteries. She was thinking he needed to take things into her own hands and not let everything around her push her around like a ball of fur. However, now she was thinking she was hallucinating again. Perhaps because of the death of Adam Wright and having his soul follow you anywhere made her hallucinate more.
Nevertheless, something deep within her told her she didn't hallucinate, that everything was real. Those shadows walking around were real. She bowed her head to her teacher's grave and didn't move; she wished to blend with darkness and that thing wouldn't see her. Something she forgot was brought back because of the creature.