1boy, 1girl, black_hair, black_headwear, blue_archive, garrison_cap, hair_between_eyes, hair_ornament, halo, haruka_(blue_archive), hat, indoors, karadborg, long_sleeves, looking_at_another, medium_hair, military, military_uniform, parted_lips, pink_eyes, puffy_long_sleeves, puffy_sleeves, sensei_(blue_archive), solo_focus, sweatdrop, uniform, window