Tsuma no Imouto no Danna ga Ie ni Kiteiru You desu. - Oneshot

[MangaDex]

 

[Foxhouse]

Lol he wonder what should he do when he can hear his wife being raped.

Your on a business trip just call the police and inform them of what going on.

 

[Late_Komei]

Hm....enjoyable smut. I do like how the cucked husband tells the story.

Honestly, the author makes some decent NTR works.