2boys, animal_ears, blush, chinese_zodiac, couple, doh_woo-won, greyscale, hand_on_another's_face, happy_new_year, kang_seo-an, looking_at_viewer, male_focus, monochrome, multiple_boys, open_mouth, rabbit_ears, short_hair, sideways_glance, the_pizza_delivery_man_and_the_gold_palace, upi_045, yaoi, year_of_the_rabbit