I Picked up a Demon Lord as a Maid - Ch. 21

[MangaDex]

 

[staberas]

Thanks for the chapters

 

[Sollertia_]

I'll translate the letter to Mr Wu Si:

Respected and beloved Teacher Wu Si, as a pious follower of the Light, I must personally welcome the arrival of the priestess. Hence, the competition can only be forfeited, may the Goddess of Light be with you!

 

[ShadowWalker]

MC your an (CENSORED) idiot. No way I'd trust that assassin..

 

[dragondeathlord]

The sister is a young Loli in the book.