After a long time, my wife and I returned to her parents' home. My in-laws welcomed us warmly. During the gathering, my father-in-law started talking about wanting to see a grandchild, at which point my wife suddenly became sullen and left her seat. Confused, my in-laws listened as my wife explained that she was refusing nighttime activities and that invitations were futile. Seeing their disappointment, I felt guilty. In the middle of the night, when I got up to use the toilet, I stopped in front of my in-laws' bedroom door, noticing light leaking out. Peeking inside, I saw them in the act. Though startled, I couldn't look away. Just as they were about to unite, my father-in-law seemed to have gone soft, and my mother-in-law lay down with a slightly sad expression. My erection wouldn't subside, so alone in the living room, I started to pleasure myself. Suddenly, my mother-in-law appeared. Hurriedly trying to hide, she said wait, since your daughter doesn't do it, you must be pent up? If you're okay with me... She began to stroke and orally pleasure me. It had been a while since anyone touched me, so I quickly became aroused. However, my mother-in-law's hand job and blowjob were expertly teasing, not allowing release as she skillfully brought me to the brink of orgasm, only to take it in her mouth at the last moment... The next day, my father-in-law and wife went out to a nearby izakaya. An awkward atmosphere lingered between my mother-in-law and me, but she quickly left the room and headed back to her own bedroom. It was late into the night, but they still hadn't returned. I made up my mind and headed towards my mother-in-law's bedroom. As she slept, I gently lifted her blanket and began to caress her. Soon, her private parts started making wet sounds. She woke with a start, surprised. Unable to hold back any longer, I half-attacked her, thrusting into her...
