Rule 34 Dev - 2boys anal_fingering anal_masturbation blush caught caught_in_the_act caught_masturbating closed_eyes clothes_sniffing fingering fingering_self gay gintama gintoki_sakata katsura_kotarou kimono male male_only masturbation monochrome noichi on_side sketch sniffing sniffing_clothes solo_focus walked_in_on wearing_others_clothes yaoi|7313080232