http://www.dlsite.com/maniax/work/=/product_id/RJ190625.html
You have just started living independently and Nana, your little sister, is freeloading at your place.
But, where there is give, there should be take.
Nana in return helps out with your cherry boy problem!
Gain points by having lovey dovey sex with your little sister.
Use those points to unlock new positions and situations.
Locations include: room, veranda, back alley, toilet, bathroom, love hotel.
Please enjoy this erotic pixel art animated game!

Release: 2016/12/23
File type: exe
Genre: Simulation, lolicon, oral, incest, footjob, dot/pixel, outdoor sex
Language: japanese
Interface: japanese
Censorship: yes
Size: 25 MB