One must - read is 'A Court of Thorns and Roses' by Sarah J. Maas. It has a great blend of fantasy elements like faeries and magic, along with a passionate romance. The main character, Feyre, is drawn into the dangerous world of the fae and her relationship with Rhysand is full of tension and love.
'Shadow and Bone' by Leigh Bardugo. Alina Starkov discovers she has special powers in a world full of magic and danger. Her relationship with Mal is a long - standing friendship that evolves into something more. And there are also the alluring Darkling and his complex relationship with Alina, adding to the fantasy romance aspect of the story.
'The Cruel Prince' by Holly Black is also a great pick. It's set in a faerie world filled with political intrigue. Jude, the human protagonist, has a complex relationship with Cardan, a faerie prince. Their relationship is a mix of hatred, rivalry, and an underlying attraction that makes for a great fantasy romance read.