Mikoto-chan wa Kirawaretakunai! - Vol. 1 Ch. 8 - Wild Sister

[MangaDex]

 

[alto129]

I wasn't really paying attention until now, but Miko is that grey-ish pale, like ghostly

 

[HenkumaEnthusiast]

I wasn't really paying attention until now, but Miko is that grey-ish pale, like ghostly

Except for the sis they all have that skin tone which is unnusual.

 

[HenkumaEnthusiast]

Nah she def one of those girls, but she can't banish the sister to the shadow realm now can you?

 

[Carn109]

Sister just wanna protect her oniichan

 

[EDLJ]

I wasn't really paying attention until now, but Miko is that grey-ish pale, like ghostly

I think it's just to represent that there is something mentally wrong with them.