With new FF update, NKs (and Apoc) can hold book, so are they forced to hold it to kill?

[unique blade]

Similar to how it works for Bers rn in pandora, they need book in order to kill. Does NK or other non-cov killing roles need it too when they are coven-sided?

[edgy crest]

Based on tuba's response to the Pandora post most likely

Tuba said arso can douse without book or use book to do a basic attack