Yuri begins to get bored living alone because her husband is posted overseas. - My daughter and her husband were worried about this and moved into the next room... - However, even though the loneliness of everyday life disappears, the aching in her body smolders inside her, and frustration gradually builds up. - At that time, Yuri is fascinated by her son-in-law, Yosuke's big cock, and cannot control her inner desire and seduces him in every way possible. - After that, whenever he sees a chance, he plays with his extremely thick cock while stealing his daughter's eyes, continues to ejaculate, and devours pleasure...