Recs if you like The Fallen & the Kiss of Dusk (Crowns of Nyaxia, #4)...

The Songbird & the Heart of Stone (Crowns of Nyaxia, #3)
1
The Serpent and the Wings of Night (Crowns of Nyaxia, #1)
1
The Ashes and the Star-Cursed King (Crowns of Nyaxia #2)
1
Six Scorched Roses (Crowns of Nyaxia, #1.5)
1
Slaying the Vampire Conqueror
1