13 books • 5 series
Book #1: Immortal Longings
Book #2: Vilest Things
Book #1: Foul Lady Fortune
Book #2: Foul Heart Huntsman
Book #1: These Violent Delights
Book #2: Our Violent Ends
Book #1: Vampires Never Get Old
Book #2: Mermaids Never Drown
Book #3: Faeries Never Lie