OBA-099 Cuckolded mother "Your mother is my wife" Izumi Takashima

Izumi divorced her husband and raised her only son, Takeo. - Although it was a typical ``mother-c** household,'' Takeo grew up smoothly and without any perversion. - One day, Takeo ends up going on a three-week study abroad trip. - I leave Izumi's care to my best friend Masahiko... - Then, an incident occurs at the Takashima house where Takeo is absent. - Her husband, who was supposed to have broken up with her, appears in front of Izumi and becomes violent with her. - Masahiko happens to be there and ends up helping Izumi, but...