Rule 34 Dev - 2boys after_sex ball_gag bite_mark blindfold blush bondage bondage bound_wrists chinese_text cigarette collar comic from_behind gag gagged gay gintama gintoki_sakata handcuffs hickey hickey_marks hijikata_toshiro huaisheng implied_anal male male_only monochrome no_visible_genitalia on_stomach prone_bone restrained shackles smoking vibrator vibrator_on_nipple yaoi|14318403344