Emily Mena, a petite spinner with a tiny frame, finds herself in an unexpected situation during her riding lesson. Her instructor, a man of considerable size, helps her onto the horse, his hands lingering on her slender thighs. As the lesson progresses, Emily's innocent movements cause her to rub against the instructor's growing bulge. The heat between them intensifies, and Emily's eyes widen as she realizes the effect she's having on him.