Kny infection pt.4

Intro Ok so.... Au: This is a au where infeateds came after the infinity castle, btw everyone survived so.... Not infeated: "Shinobu" , Giyu,Sanemi, Gyomei, Tanjiro, Zenitsu, Nezuko, Inosuke,*you list the rest if you want* Infeated: the 3 butterfly mansion girls, Aoi, Rengoku, mitsuri, obanai...