2boys, arm_around_neck, black_hair, blonde_hair, blush, clenched_teeth, closed_eyes, collared_shirt, erwin_smith, g321377377, hand_on_another's_shoulder, levi_(shingeki_no_kyojin), long_sleeves, male_focus, multiple_boys, open_mouth, shingeki_no_kyojin, shirt, short_hair, smile, teeth, thick_eyebrows, upper_body, white_background, yaoi