Mixture of Madness (Human!Bill x Demon!reader)

You are a demon that skips from dimension to dimension driving the people there mad. As a demon it's your job and you're kickass at it. After driving the dimension of the health insane, you move on to your next task. The city of Gravity falls but find out your arch nemesis Bill cipher is already doing some dirty work for you.
THIS IS MY FIRST, SO LETS MAKE THIS REALY OKAY