Mistress Anastasia does not like being predictable in bed and today she saw that her boyfriend was in low spirits and she knew he did not like it when anyone felt sorry for him. So she did the opposite and she used her facesitting fetish to dominate him. As she had done it in a g-string and she also showed off her big tits, he loved every bit of it and was turned on leading to great sex. And his mood changed.