https://www.dmm.co.jp/dc/doujin/-/detail/=/cid=d_201700/

Prequel: https://e-hentai.org/g/1910517/a78a9914f1/

way too many text

Base +8

many thanks, i'm seriously waiting for this one, but it seems not to popular here(?) so kinda keep my expectation low.

summary is :
sayaka has 2 sons, the oldest tatsuya(rounin) and kazuya(bright student), sayaka daily routine is taking care of tatsuya sexual urge who get stressed because pressure of his father.
kazuya lives alone in dormitory(or something), when its time/day for her to check her second son. she met/stumbled her father, and they already in incest relationship for years since she was jc.

Base +6, Agent Bun +16, scf123 +13