Dark is a demon but no one knows that as he has been hiding away on Earth as a human living a normal life with his husband Mark and their baby and Dark had a job but what no one knew was that everyday Dark was breaking and it was getting hard to keep up his human form till one day at work he finally break when his boss was giving him more work when it was time to leave and he turned into his demon form and didn't care who he hurt till mark came in with their baby and they looked scared of him..start from there