What books are like Twisted Love but spicier?

4 rated books share at least one trope with Twisted Love, which rates 4/5, and each rates spicier on our 0–5 scale. The closest match is Fifty Shades of Grey by E. L. James.

1. 
   Fifty Shades of Greyby E. L. JamesAlso billionaire; spice 5/5
2. 
   Credenceby Penelope DouglasAlso forced proximity; spice 5/5
3. 
   God of Ruinby Rina KentAlso revenge; spice about 5/5
4. 
   Danteby Sadie KincaidAlso forced proximity; spice about 5/5

Picks share at least one trope with Twisted Love. They're listed by how closely their tropes match, counting the tropes either book has, then by popularity. Spice is on our 0–5 scale, and ratings marked "about" are estimates. Each book page lists the sources behind its ratings. How we rate