Catherine faces audits for several of her foundation hospitals; Addison returns to Grey Sloan; tensions rise between Meredith and Richard; Owen goes back to work.
Bailey is on edge when an accreditation council reviews the residency program; Nick returns to Seattle to perform a first-of-its-kind operation with Meredith.
The doctors of Grey Sloan Memorial must contend with the COVID-19 pandemic.
Vic and Travis' friendship is put to the test as they respond to calls to help two best friends in need; Jack realizes he has a greater impact on Marcus than he thought; new details about Travis' late husband's tragic death are revealed.
An unintentionally started fire has first responders from Station 19 bringing patients into the hospital for treatment; Amelia and Link try to have some fun as new parents.