Craving for chaos (demon sketch)

Here's a sketch of a lady with a dark arm of demon in an nutshell.

A pretty face disguising demon to some, and aswell an angel in her spiritual realm. Be observative, they won't come to you looking like a real demon, but as everything you wish and crave for. Pray for knowledge and understand.

Made the artpiece on a cardboard with a black pen, using a cross hatch shading.
Here are steps:

Thanks all.