https://www.dlsite.com/maniax/work/=/product_id/RJ01327610.html

Base +6

[Synopsis]

The fascinating matching app “ANEHIME” has become popular...
It was written on a tissue I received from an older woman handing out tissues that I happened to meet on my way home from work.
I learnt about the mysterious advertisements and learned about the existence of ANEHIME, a sister activity support matching app where you can earn money just by spending time with women.
The main character, Ikuto Kozuka, decides to register out of curiosity.
The matching partners are the mysterious rich people, Mileina Jogasaki and Misuzu Jogasaki.
A fascinating world unfolds in the tower apartment ''Anevis'' exclusively for older sisters.

Base +25