Ultra realistic, photography, long black straight hair, (30 years old

ultra realistic, photography, long black straight hair, (30 years old, hourglass figure, perfect fit body, natural big breasts), seductive look, flirty, stands in a crowded classroom at the front at the blackboard with a long wooden ruler in her hand, she is pointing at the blackboard with the ruler, "sex education" is written on the blackboard, short black skirt, unbuttoned white see-through blouse, high-detail skin, detailed eyes, from behind