Deterioration of sleep quality

Exploration Stage: Christmas Hall
From: Isabelle
Description: You're collecting things you no longer need so that everyone can be happy in the New Year? What a wonderful tradition! Then take my hypnosis mask. It used to help me a lot, but nowadays I have bad dreams when I wear it.
Completed: So you found a hypnosis mask. I bought this one from an antique dealer when I was suffering from insomnia. It not only lulled you to sleep, it also made you dream. But it seems to have broken down. I keep having nightmares when I put it on. .....