Rule 34 Dev - abs aged_up big_pecs blush bulge bulge_through_clothing clothed clothed_male dark_hair doraemon glasses male male_nipples muscular_male nobita_nobi onglai87 open_shirt pants_down pecs serratus serratus_anterior shirt solo solo_male sweat sweating unbuttoned_pants undercut underwear unzipped_pants v-line white_underwear yellow_shirt|9357601208