Isekai Furin ll ~Michibika Reshi Hitodzuma Tachi to Bukiyo Tensei Yuusha~ - Vol. 2 Ch. 16 - To The Next Town

[MangaDex]

 

[Dwander1219]

Lmao of course she is still a wife hahaha

 

[dementati]

Man, that demon pillar sure must've been quick and easy to draw

 

[JustAU-]

Why do I feel like the Demon Lord is a Wife and to be specific the Yuusha's and is stealing
husbands to cheat

 

[Kuyu]

Why do I feel like the Demon Lord is a Wife and to be specific the Yuusha's and is stealing
husbands to cheat

Look at the volume 8 cover. That might be the demon lord wife you're looking for.