as Dr. Kai Bartley, a neuroscientist introduced as part of the Minnesota research team. Critical Reception

: Back in Seattle, Richard Webber (James Pickens Jr.) creates a series of competitive surgical simulations for the residents to sharpen their skills, which had stalled during the pandemic. Levi Schmitt (Jake Borelli) wins the competition and the prize of a solo surgery—extracting a crystal egg from a patient's intestine—which he performs successfully with guidance from his peers in the gallery.

as Megan Hunt, who returns to assist at the hospital while Meredith is away.