Pike, Spock and Number One go on adventures set on the Enterprise before Kirk and co take over.
https://variety.com/2020/tv/news/star-trek-strange-new-worlds-spock-pike-episodic-1234608181/
https://trekmovie.com/2020/07/23/star-trek-strange-new-worlds-writers-room-already-breaking-stories/
‘Star Trek: Strange New Worlds’ Returning To Planet-Of-The-Week Stories & TOS Optimism, Says Alex Kurtzman