Rule 34 Dev - 1boy 1human 3d bondage bound eruda_rgg gagged gagged_male helpless_male kiryu_kazuma male male_focus male_only muscular muscular_male nipples no_visible_genitalia partially_clothed pecs ryuu_ga_gotoku sega solo solo_male tied_up unable_to_escape unable_to_move unable_to_speak yakuza_(series)|10095271984