Story will includes elements of « Dumbification, older woman / younger man, reader self insert Praise Kink, face-sitting, foot worship, dirty talk, degradation kink, office sexe, Strap-Ons, pegging, high heels kink (reader find woman in heels irresistible and sexy), Overstimulation, Cunnilingus, Dominant GwendolineChristie and Submissive you
Everything is consensual and between adults. 

You are a courier for a delivery service. Gwendoline Christie as you as her submissive lover. You are naked, bend over her desk. She take a strapon dildo. And smirk at you. 