2boys, akai_999, arknights, bishounen, black_hair, blue_sky, blush, cloud, doctor_(arknights), food, from_side, grey_hair, holding, holding_another's_wrist, holding_food, holding_popsicle, hood, hood_up, hooded_coat, long_sleeves, male_doctor_(arknights), male_focus, medium_hair, multiple_boys, outdoors, popsicle, shirt, silverash_(arknights), sky, white_shirt, yaoi