Barbara Monajem 
Under A Christmas Spell [EPUB ebook] 

Dissolute aristocrat Lord Valiant Oakenhurst hides a sexy, supernatural secret — as a powerful incubus, he is able to influence others through erotic dreams. At an exclusive Christmas house party, his latest mission is compromised by the beautiful but deadly succubus Lucille Beaulieu.Though still drawn to his former lover, Val cannot forget her betrayal…Hoping to atone for her past, Lucie uses her seductive powers to help couples find happiness. But she is distracted from her task by her own delicious dreams of the dark and dangerous Val.As the riotous festivities begin, their passion is re-invoked, but can a little Christmas magic restore their lost trust?