1boy, 1girl, afterimage, blue_archive, closed_eyes, closed_mouth, collared_shirt, comic, covering_nose, gloves, greyscale, guman_project, halo, jacket, long_hair, long_sleeves, monochrome, necktie, open_mouth, pants, sensei_(blue_archive), shirt, sitting, skirt, speech_bubble, teeth, two_side_up, yuuka_(blue_archive)