Jaesung and his father were living alone, barely making ends meet in a tiny apartment when they get the terrible news from Japan that Jaesung’s older brother died. According to Jaesung’s super sexy Japanese sister-in-law, it was his brother’s final wish for her and her sister to move to Korea and live with their family. The girls move in and, while mildly uncomfortable, Jaesung is putting up with it. But one night he comes home late from work and hears strange moaning sounds coming from his father’s bedroom. After peaking in, he finds his father and his sister-in-law having sex! At first, he’s extremely disgusted, but Jaesung can’t get the thought of his sister-in-law’s naked body out of his mind. If only his sister-in-law would let him get a taste as well… after all, his brother’s gone and he’s much younger and fitter than his father. Read along as this “sugoi” tale of sibling-in-law seduction unfolds. "