![Story cover for Tempest of the demon king. [Kibutsuji M. X Female!Best Friend! Reader.] by Lovely_loner_kitten](https://img.wattpad.com/cover/389568830-256-k493460.jpg)
[Kibutsuji Muzan x F.Best freind! Oc]
In which->
Aritidis, a demon, also the best friend of Kibutsuji Muzan, comes back from abroad, and helps him to get rid of the demon slayer corps.
"Ay, Darling, didn't you miss me."
"No, now get the fuck out of here."All Rights Reserved