akiyama mio, k-on!, artist request, 1girl, 2boys, black eyes, black hair, blush, bottomless, breasts, censored, crying, crying with eyes open, dark-skinned male, dark skin, drooling, grabbing another's breast, groping, group sex, large breasts, long hair, mosaic censoring, multiple boys, nipples, open clothes, open shirt, penis, pussy, saliva, school uniform, sex, shirt, size difference, skirt, sweat, tears, vaginal