This guy has a cute young girlfriend, but she is not very skilled and his frustrations are mounting up. That’s when Meguri gets in the mix, the older and much-experienced Sister of his girlfriend.
Not only she is more pretty and skilled, but she is also a horny beast that doesn’t give a damn about rubbers. And that’s key in this story.
With this buffet of free creampie sex, the guy becomes a bit careless, and he risks getting caught by the actual girlfriend…