Demon is the bloodiest love story of all. Set in Victorian London it tells the tale of Lorcan a young handsome man cursed by love that transforms him into a blood-thirsty demon.

Liliy a fragile young artist, fresh out of University, meets Finn an attractive young man in a club. Lily invites Finn to come and stay with her at her house while her parents vacation in Italy for the summer. When Lily's jealous younger brother Jamie finds out that Finn is not who he claims to be, Jamie decides to play a sinister game to get rid of him.

When Richard Marlow buys a taxidermy hare from an old antiques shop, he inadvertently draws the attentions of a sinister Russian warlock - on the very weekend his girlfriend's mother is coming to stay.