"The Kiss Quotient" is a contemporary romance novel written by Helen Hoang. The story centers around Stella Lane, a successful econometrician who is brilliant with numbers but struggles with relationships due to her Asperger's syndrome. Feeling pressured by her family to settle down, Stella decides to hire a male escort, Michael Phan, to help her improve her intimacy skills."The Kiss Quotient" has captured the hearts of readers and critics alike, earning praise for its refreshing take on the romance genre and its authentic portrayal of characters grappling with love and identity.