Rule 34 Dev - 1boy aya_shiro423 bandages bandaid bandaid_on_hand barbed_wire blood blood_on_face blurry blurry_background gakuran hair_over_eyes holding holding_knife kageyama_shigeo knife licking licking_blade licking_weapon male_focus mask mask_on_head mob_psycho_100 pink_blood scar school_uniform solo upper_body weapon|17347393908