Kissing Kassy's soles

Mistress Kassy drops down her high heel pumps and she puts her naked foot on the slave's face. He is looking up at her from the floor and doesn't dare to move. Lady Kassy orders him to kiss her soles and the slave instantly complies. She watches as he does so, making sure that he does his task properly.
Features: foot fetish, foot worship, foot domination, sole licking, female domination