http://www.amenomurakumo.com/AMK_018.html

Artist: Ichikawa Noa (一河のあ)

Base +14

http://www.getchu.com/soft.phtml?id=707792&gc=gc

Base +2, Bane13 +22

(18禁ゲームCG) [110527] [アメノムラクモ] 愛母乳辱～妄執の巨乳責めザンマイ～

Base +6

http://www.dlsite.com/ecchi-eng/work/=/product_id/RE077003.html
https://vndb.org/v7042

Kanae sat opposite as negotiations were reached.

It was late afternoon. Son Masashi had come home as usual but when she went to buzz him on the security camera for the building,
he was being held at knifepoint by two men. They invaded the home, tied up Masashi, and were now eyeing voluptuous Kanae.

A camera was set up in the living room. You're going to make an incest porno, they said.
This was the men's business, and they didn't like to fake it with an actress.

Sanae felt lightheaded. She was going to have sex with her son...

Base +6, gorack344 +6, gorack244 +6