Mother and child bathing incest

Every time his father went on a business trip, Katsu watched his mother, Natsuko, take a bath. Masaru couldn't hide his excitement as he watched his mother's nude body turn a cherry blossom color, which he only had in his childhood memories. One day, as Katsu was looking into the bathtub as usual, he heard Natsuko's voice from inside... ``Would you like to take a bath with me sometime?'' Masaru takes a bath with Natsu as she is asked, but he can't hide his embarrassment at being peeped on and his excitement at seeing Natsu's body up close. Natsuko, who couldn't help but see what was going on, led him to victory by saying, ``It's just once...'' but...