"I've been having sex with my wife three days a week." Shinji, a university friend, reunited with Takeshi after a long time. Takeshi is married, and his wife Yuki is apparently beautiful and active in nighttime activities. Shinji, who has no girlfriend and is a super pervert, was frustrated. And then, he visited Yuki and forcibly knocked her down. Yuki, despite resisting Shinji's extreme perversion, ended up cumming many times, and Yuki, who continued to be creampied by Shinji five days a week, finally couldn't be satisfied with her husband...