1boy, 1girl, ass, bed, bed_sheet, bedroom, black_hair, black_skirt, blue_eyes, blush, bow, bowtie, cardigan, closed_mouth, collared_shirt, couple, feet_out_of_frame, foot_out_of_frame, gridman_universe, hand_on_another's_hip, hetero, hibiki_yuuta, indoors, legs, long_sleeves, looking_at_another, lying, medium_hair, microskirt, mikazuchi_zeus, necktie, on_bed, on_side, orange_scrunchie, panties, pantyshot, parted_lips, pillow, pleated_skirt, red_bow, red_bowtie, red_hair, red_necktie, red_socks, school_uniform, scrunchie, shirt, short_hair, short_sleeves, skirt, socks, ssss.gridman, sweater, takarada_rikka, thighs, underwear, white_cardigan, white_shirt, white_sweater, wing_collar, wrist_scrunchie