Rule 34 Dev - 1girl bdsm belt blindfold bodysuit bondage bound chain collar corset earmuffs encasement gag gagged gimp_suit gimpsuit glados hood immobilization isolation leather legbinder lock mask navel padlock personification pinup_(style) portal_(series) portal_1 remake sensory_deprivation slave solo straitjacket strap upside-down valve|6585083973