page 2 : demon B says : we are part of the demon lord 's kin / clan .
so are they related to the beheaded demon lord in the previous chapters ? the demon lord who is a minion of the old king .
page 5 : this demon gives the best "heads" , lol . head = (slang, uncountable) Fellatio or cunnilingus; oral sex .
also , goof in page 5 : the thumb of the demon in 2 panels .
page 7 : note that her axe looks more lamer and cheaper than in chapter 28 : https://mangadex.org/chapter/854914/1