NACR-099 Mother-in-law aiming at the morning wood of her son-in-law, Miou Morishita

I live with my wife and my widowed mother-in-law. Mother-in-law Mio is 42 years old, slender and beautiful. Her wife Misato works as a clerical worker at a general company and is early in the morning. I come to work late, so I always have her mother-in-law wake me up. One morning, after my girlfriend's mother-in-law gently licked my morning erection, she turned her back and started masturbating. I pretended to be asleep and had a good time, but...