Momoko married a man with a child. - She wants to get along with her son-in-law, Yuta, but shes still far from him. - However, she recently consulted with Yuta, whose school grades are declining. - She said her sexual desire didnt go away and she was crazy about masturbating. - In that regard, Momoko, as her mother-in-law, stretched her body to give sex education to her son. - Yuta repeatedly ascends to her mother-in-laws ejaculation management education. - Thanks to her efforts, Momokos efforts gradually shortened the distance between the two.