Uketsukejo ni Kokuhaku Shitakute Guild ni Kayoitsumetara Eiyu ni Natteta - Vol. 2 Ch. 9

[MangaDex]

 

[Crescent_reads]

She definitely doesn't allow her little sister to become an adventurer

 

[MiguelH224]

Very predictable that she was her older sister, as soon as Marin said "my sister lives in the capitol" I instantly made the connection

 

[sotokouya]

understandable tl-san, to be honest it's weird that there's no more gem based naming again (marin might be based of aquamarine though)