1boy, 1girl, 3koma, blush, clipboard, collared_shirt, comic, commander_(girls'_frontline), girls'_frontline, gloves, greyscale, griffin_&_kryuger_military_uniform, hair_between_eyes, hair_rings, holding, holding_another's_wrist, holding_clipboard, jacket, military_jacket, monochrome, nakiusagi, necktie, shirt, springfield_(girls'_frontline), sweat, white_gloves