Lisa just came home from walk and tells Alex to lick her dirty combat boots. She walks on streets and parks and her boots are very dirty, especially the soles of her boots, they contains a lot of mud. Alex licks and swallows all dirt from the surface of Lisa's boots. Then she tells the slave to lick and clean the soles of her boots. They are very disgusting, because a lot of dirt and mud are stuck in her protectors. Alex licks and swallows everything from Lisa's boots soles. He cleans it very carefully, everywhere, even between soles protectors. Alex afraid to swallow such huge amount of mud, also because he saw some strange things and he have no idea where they comes from. But Lisa tells him to swallow everything and make her boots clean and shiny like new. She loves to dominate slaves and have a lot of fun when they eat dirt and mud from her boots.