Recently, Reno's husband has been busy with work, and they no longer have intimacy. Despite this, Reno's mother-in-law continues to pressure her to quickly give birth to a grandchild. In order to make it easier for Reno to conceive, her mother-in-law requested that Reno abstain from sexual activity for a month, after which the couple would unleash all desires during a hot spring trip with the family next month. For the past month, Reno has had to restrain herself, even refraining from masturbation. Finally, on the day of the family trip, Reno could no longer bear it and just wanted to be intimate with her husband quickly, but he adamantly refused. Reno's father-in-law, though elderly, was still very virile, but his wife had long denied him physical intimacy. Passing by the hot spring bath, witnessing Reno's beautiful naked body, he lost control of himself. He grabbed the beautiful daughter-in-law, releasing all the accumulated sperm into her womb! Initially resistant, but after being pacified by her father-in-law's touch, enjoying the pleasure that her husband could never provide, Reno became more proactive, inviting her father-in-law, actively asking him to ejaculate deep inside her vagina! A few months later, Reno's husband was overjoyed to be a father soon, but Reno knew that the child in her womb was not his...