The new residents, often described as "diamonds in the rough," are central to this era of the show:

: Already had a prior connection to Link before starting her internship.

" Everything Has Changed " is the premiere episode of of Grey's Anatomy , representing a major "soft reboot" for the series. This guide covers the key plot points and character shifts from this pivotal transition. Plot Overview

: Returning after their legal troubles, Owen must work under supervision for six months with a suspended medical license.

: A competitive high-achiever nicknamed "Blue" because he always wins.

: Bailey initially steps away from her duties, leaving Webber to work on rebuilding the teaching program.

After a six-month hiatus, Grey Sloan Memorial reinstates its residency program. The hospital has been under pressure to rebuild its reputation after the program was shut down in Season 18. The episode introduces a brand-new class of five talented first-year residents who are tasked with restoring the program to its former glory.