Umareta Chokugo ni Suterareta kedo, Zensei ga Taikensha datta node Yoyuu de Ikitemasu - Vol. 3 Ch. 11

[MangaDex]

 

[Dosky]

I bet one of the hero's harem members was a demon, how could he have exterminated them?!

 

[MavroVulpis]

Ah, yes. "A good demon is a dead demon"

 

[ForTheJerusalem]

Remember kids, genocide is only bad when the other side is human!

 

[LoliNecromancer]

Remember kids, genocide is only bad when the other side is human!

Hey now we don’t know how demons work in this series yet they could be pure evil or harmful to the point it’s just logical to eliminate them from biological perspective as a competing species

"Nature’s cruel jack"