male focus, ((Chinese middle-aged man)), handsome, leg hair, light smile, full body, bara, mature, short hair, stubble, math teacher, wearing white shirtshirt tucked into pants, tie, belt, heat, sweat stains, sweat all over, shame, grey gloomtache, ((erecting)), stanbding, looking at viewer, squatting, masturbating,  realistic, realistic lighting, intricate detail, photorealistic, highres, captured in a wide view by Tim Walker, <lora:Chubby_man_2:0.6>