Monku no Tsukeyou ga nai Rabukome - Vol. 2 Ch. 26

[MangaDex]

 

[Tamerlane]

Why doesn't this have a harem tag?

 

[imortality666]

His little sister is an eldritch being

 

[Snickrot]

Little sister is annoying as fuck.

 

[Firelord2041]

What black magic did she use to get here? I know damn well that she didn't get in with her own persuasion abilities, so what/who did she kill/summon?