Rule 34 Dev - 2boys bondage candle candles cbt clenched_teeth demon_boy demon_slayer detailed_background dubious_consent facial_markings gay immortal_hxh kamado_tanjirou kimetsu_no_yaiba male male_only naked nude on_back questionable_consent restrained rui_(kimetsu_no_yaiba) spider spider_web uncensored yaoi young|6188073168