- A monster that steals people by kidnapping them and then devouring the victim's reflection, sealing them in a purgatory-like realm.
- The mirror itself is a monster and can only hold one person in it at a time, slowly absorbing their life force; if anyone looks into the mirror for more than 3 seconds, the person looking gets sucked in, and the person in the mirror gets expelled
- A daughter of the Ruler of the dream world. She was imprisoned in a mirror of the midday sky because she attempted to elope with a mortal. As such, she became the princess of daydreams, and her lover would never be able to vividly recollect her face or meet her in his dreams. The Hands on either side keep her in the mirror.