Dear Stepmom, I, I Like You Better Than My Wife... Minami Kuga

My wife and I returned to her parents' home for the first time in a while. Her parents welcomed us warmly. During the family gathering, when her father said he wanted to see grandchildren soon, my wife suddenly got upset and left the table. Confused, I told her parents that she refused to have sex and wouldn't respond to my advances. I felt sorry for their disappointment. Waking up to use the bathroom late at night, I stopped at the light spilling from her parents' bedroom. Peeking in, I saw them in the middle of sex. Startled, but sexually frustrated, I couldn't look away. Just as they were about to unite, her father seemed to go soft, and her mother lay down with a sad expression. My erection wouldn't subside, and as I was masturbating alone in the living room, her mother came in. As I hurriedly tried to hide it, she said, 'Wait,' and added, 'You must be pent up since my daughter won't do it, right? If it's okay with me...' and began to stroke my cock. It had been so long since I was touched that I quickly got aroused, but her hand and mouth jobs were so slick and skillful, as if not allowing me to come, and just as I was about to explode at the peak, she caught it in her mouth... The next day, her father and my wife went to a nearby izakaya. An awkward silence fell between her mother and me, but she quickly got up and went to her room. The night grew late, but they still hadn't returned. I made up my mind and went to her mother's bedroom. I gently lifted the blanket of her sleeping mother and began to caress her. Soon, her private parts started making wet sounds. She woke up with a start, surprised. Unable to hold back, I inserted myself into her, almost attacking her...