Youngsook tells his older brother that he wants him to visit his grandmother next week, but he's going on a vacation with his friends. Youngsoo says that he hasn't seen his grandmother in a long time, but that she's changed a lot in the past few years. He's disappointed that his sister didn't come earlier to visit, but she says that they used to bathe and sleep together, but her sister got married early and moved in with her grandmother. He tells her that he misses her, too, and she tells him that youngsook is wearing a bra and that he should grab her and grab her. He asks her to wash his dick when he was a little boy, and he says that's the best memory he has from his childhood. He feels guilty for not recognizing his sister right away. He rubs her hands, and his body begins to feel pleasure.