OBA-148 I want to tie up my mother! Kyoko Yabuki

Beautiful mature woman Yabuki Kyoko makes her debut in bondage and awakens to her masochistic side!! Kyoko lives in a mountain village with her only son, Shigeru, and they farm rice together. However, this year's rice harvest has been poor due to repeated bad weather... Kyoko and Shigeru feel helpless. One day, Shigeru hears from the village chief about a god of good harvests called "Nigigi-sama." After hearing details of a ritual in which "a woman is tied up with rope and worshipped to Nigigi-sama for a good harvest," Shigeru comes up with a plan to tie up his mother with rope and worship her to Nigigi-sama, but...