These 20 Unbelievably Sexy Books Are Too Hot and Steamy to Miss

"The Kiss Quotient" by Helen Hoang has one very steamy premise! Stella, a neurodivergent math whiz, has very little dating experience and wants to change that. She concludes that she needs advice and practice with a professional, so she hires Michael, an escort, to help her with her "to-do list." As they work their way through everything Stella wants to do, what starts out as a very clear arrangement gets complicated when real feelings start to surface.