Spanky by Christopher Fowler

'Vicious, funny, sad, scary and provocative, Spanky is one of the great modern horror novels of our time' PETER JAMES
Martyn Ross had a miserable life until he met Spanky, a tuxedoed charmer who's diabolically handsome, successful and ruthless. He's willing to share his wild world of wine, women and wealth - but at a price. And it has nothing to do with Martyn surrendering his soul.
Quite the reverse...