Perine Beaumont runs Succ, a Paris nightclub that doubles as feeding ground for the succubus who owns it, until detective Mathys Savatier arrives undercover, investigating a string of murders whose only link is Succ membership. Perine recognizes something dangerous and irresistible in him and draws him into the club's private rooms, where the case and their mutual hunger become impossible to keep apart.
Summary by Loreful, from public sources