Mother creampied

Reiko becomes pregnant with her lover's child and decides to live with her mother and child. Several decades have passed since then...Shinji, the only son, is worried about Reiko, who cannot forget Oshima, who is also her father. One day, out of desperation, Reiko falls into the arms of a strange man arranged by Oshima. When Shinji sees this, he can't help but cross the line between mother and child... From this day onwards, the gears of their fate start to go awry. Popular beautiful mature woman Reiko Makihara finally tries "live creampie" for the first time! !