"Sexual intrigue" refers to an exciting and mysterious attraction or interest between two people that has a sexual component. It denotes a curiosity and potential fascination with the sexual aspects of a relationship or encounter. Full definition
Since tales of sexual intrigue translate so well, there are also optional subtitles in English and five foreign languages (shareddarkness.com)
She aces the high degree of difficulty: compellingly human beyond even sexual intrigue, but never humanly articulated. (filmmixtape.com)
Dangerous Liaisons: A Chinese take on the 18th century French novel of sexual intrigue takes the story to its most sumptuous silliness - and that's a compliment. (sfgate.com)