Ash is a ghost girl who lives in the overworld alongside with her pet dog named Spirit. Taking the form of a girl with orange hair and casual clothing, she enjoys spending her days in the woods reading books and learning about the overworld. Other than spending her time reading she also loves to eat ice cream, the first thing she was offered when she came into the overworld.

Ash came from the spirit world, the hidden world next to Purgatory. Nobody is really aware of the spirit world except for angels, demons, ghosts, and vampires.

Ash can turn into a ghost with no legs, thus that being her ghost form. She has the ability to go through walls, fly, and poses people's bodies.  She also She only transforms when she feels uncomfortable being a human for too long. She encountered both Vee and Danny when she visited the cemetery. Noticing that Vee owned a big book of spells, she wanted to learn more about them since they're both monsters.