Imouto NN Nikki EX: My Diary After immoral pregnancy sex education

It has been 10 years since that time...
Even after giving birth to two daughters, she continues to live out her days of loving, unprotected sex with her brother.
They managed to hide the fact that they're brother and sister from their daughters,
but the truth came out in a moment of carelessness.
A new forbidden relationship between the brother, the sister and their two daughters is beginning...

Extra and after story of the following titles:

Imouto NN Nikki -My Diary- (RE115559)
http://www.dlsite.com/ecchi-eng/work/=/product_id/RE115559.html

Imouto NN Nikki+ -My Diary Plus- (RE124515)
http://www.dlsite.com/ecchi-eng/work/=/product_id/RE124515.html

Imouto NN Nikki EX -My Diary Extra- (RE145667)
http://www.dlsite.com/ecchi-eng/work/=/product_id/RE145667.html

If there is the above synopsis, you can enjoy this title alone.
(Common titles for same series, mainlu about daughter character)

17 base CGs
278 CGs incl. variations, 413 total incl. text-free
1600x1200 size, JPEG format