1boy, 1girl, belt, black_hair, bound, breasts, brown_skirt, butterfly_hair_ornament, cleave_gag, cloth_gag, collared_shirt, colored_tips, douma_(kimetsu_no_yaiba), eye_contact, finger_to_mouth, flipped_hair, forked_eyebrows, from_side, gag, gagged, green_necktie, grey_hair, grey_pants, hair_ornament, hamiko_(hakogardenmiko), holding_another's_wrist, improvised_gag, index_finger_raised, indoors, kimetsu_gakuen, kimetsu_no_yaiba, kneehighs, kochou_shinobu, leaning_forward, light_particles, long_sleeves, looking_at_another, looking_away, miniskirt, multicolored_hair, necktie, night, pants, pleated_skirt, profile, purple_eyes, purple_hair, red_shirt, restrained, school_uniform, shirt, short_hair, shushing, sidelocks, sitting, skirt, sleeves_rolled_up, smile, socks, standing, streaked_hair, sweat, sweater, twitter_username, updo, white_shirt, white_socks, wide-eyed, wooden_chair, yellow_sweater