What's the difference between a psychopath and a sociopath? Very few know, and very few care because in the end, they are both capable of doing the same despicable things. Except few know about Lily Michaels and Jasper Knight, and who they really are. After all, what possibly could the perfect girl with the perfect life have in common with the quiet kid with the scar? Lily's malevolent hobby soon becomes a way of life for her and Jasper as they work together to rid the world of the people they don't see fit to, well, live.