Chijoku no Uzu ~Nerawareta Futari no Niizuma~


TitleChijoku no Uzu ~Nerawareta Futari no Niizuma~
Original title恥辱の渦~狙われた二人の新妻~
AliasesTwo new wives on target
LengthShort (2 - 10 hours)
DeveloperGyuunyuu Soft
Publishers Gyuunyuu Soft


Kouji's older brother suggests they play a "game".
The game is to switch wives, and see if anyone can tell the difference. So they switch wives, and have an altogether different kind of sex.
With this game as the incentive, both married couples spiral into corruption, which is is depicted in radical ways!

[Edited from DLsite English]