2boys, arm_up, black_coat, black_footwear, black_hair, black_pants, black_shirt, black_wings, closed_eyes, closed_mouth, coat, feathered_wings, full_body, halo, hand_on_another's_back, hand_on_another's_hand, holding, holding_sword, holding_weapon, horns, kettyj, kim_dokja, leaning_back, long_sleeves, male_focus, multiple_boys, omniscient_reader's_viewpoint, open_mouth, pants, red_background, red_horns, shirt, shoes, short_hair, simple_background, stab, standing, sword, weapon, white_coat, wings, yoo_joonghyuk