Ambitious mistress Mra Heathrow transforms Sarah, a eager amateur, into a submissive sissy. Sarah's journey begins with delicate shaving and feminizing attire, but soon evolves into intense cock training. Sarah's once rigid member now throbs with newfound sensitivity, aching for the touch of her dominant mistress. As Sarah's transformation deepens, she learns to pleasure herself with toys and her own hands, all while maintaining her newfound sissy persona.