Asahi is an office worker with big round breasts and always wears clothes that lack fabric that adds to the prominence of the bust that makes every man almost wish to be touched once. Even the 84-year-old grandfather she came to take care of pretended to have dementia so that he could take advantage of massages, even incest with his niece. Although he is old, since his wife died, he has always been bored and doesn't know what to do, so he began to have the habit of buying a lot of black movies about plowing, leading to a very pent-up desire in his mind, as long as there is a small agent, it will explode violently and his niece is that trigger. Although he tried to resist, constantly telling him to stop, but in front of a mind full of lust that was surging, the grandfather easily controlled and did everything he wanted on his niece's body.