You landed a high-paying gig as a cleaning maid. You arrived at the mansion and were greeted by an elegant lady mistress. As a "test", she ordered you to scrub her bedroom until it was spotless.
Satisfied with your work, she beckoned you to lay on the floor next to her couch, placing her feet right in front of your face. "Looks like you missed a dirty spot, rookie," she sneered. Trembling with fear and arousal, you asked if you were supposed to lick her filthy feet clean.