Yes they are written by the creators of the show. They are both prequels, they got into his first 'pretend' and more of the Centers origins and stuff it seems. I need to do a tv show, then movie, then book marathon one day, I haven't watched the show since the episodes were new lol

https://www.amazon.com.au/Pretender-Rebirth-Steven-Long-Mitchell/dp/1939927781