Another small challenge we got here, the concept as the name it is.
I try several day thinking of the visualize in my head , but no great idea is cameout . then i decide to choose this normal conceptual one.

A lovely killing demonic chic with a blood from someone to fill her life and beauty.
I really like how her inside chest is burning.
and for the girl i use a ref from Katie fay. __uhh I hope I spell her name right.

use Photoshop and painter , and take around 15-18 hours