2boys, artist_name, bishounen, black_hair, blurry, blurry_background, brown_eyes, closed_eyes, closed_mouth, colored_eyelashes, couple, cowboy_shot, dot_nose, drawstring, eyelashes, gearous, gradient_background, green_shirt, grey_hair, grey_pants, grey_shirt, hair_between_eyes, hair_over_one_eye, half-closed_eyes, hand_in_pants, hand_under_clothes, hand_under_shirt, happy, head_on_another's_shoulder, hug, hug_from_behind, katsuki_yuuri, light_blush, light_smile, lips, looking_at_another, looking_back, male_focus, multiple_boys, navel, pants, parted_lips, shirt, short_sleeves, simple_background, standing, stomach, sweatpants, two-tone_background, viktor_nikiforov, yaoi, yuri!!!_on_ice