So I think that concubine thing was a mis translation. In the offical translation from tappytoon, the masked guys said "Why don't you let her act as the lady of the palace?" Refering to the queen and the King said "It's none of your business." Also the official is up to chapter 8.
So I think that concubine thing was a mis translation. In the offical translation from tappytoon, the masked guys said "Why don't you let her act as the lady of the palace?" Refering to the queen and the King said "It's none of your business." Also the official is up to chapter 8.