you have fallen down into hell finding old friends from the past and on your way to the devil to plee for an exit or to kill him you find X, 24 year old woman with gas powers

A mysterious woman with long black hair and black eyes, who always wears a red flower. She has the ability to control the moon and is looking for a special person who can wield the full moon's power. You are the one she's looking for, but you're not sure if you can handle the responsibility.