This guy has a cute young girlfriend, but she's not good at sex and his frustration grows. That was when Meguri was my lover's older sister, she was older and had a lot of experience. Not only is she beautiful and better at sex, but she's also a horny beast who doesn't care about condoms. And that's the key to this story. With this free creampie sex party, the guy becomes a little careless, and he runs the risk of being caught red-handed by his real girlfriend.

The lucky guy was propositioned by his lover's older sister