Me:Well, well, well!Seems like there's some curious mortals, who interests about a life of Hell's princess!

A princess stucks in hell....
Wants to turn a mortal but can't. . .
Has to go school even in hell!
Don't you think that's unfair?

Has to be twice responsible!
Boring trainings to control her powers!
Has a demon guardian who names 'Bill Cipher'
He is annoying but there's no selection!

And now in this book,
You will get some information
About some stuffs in Hell,
But l don't promise you will like 'em.