Derek and Callie work on a brain mapping project, Richard encourages the interns to use his physical condition as a learning tool and after a discussion with Callie, Meredith considers continuing her mother’s research. Meanwhile, Shane continues to feel guilty about Heather’s death.
Casts:
Chandra Wilson, James Pickens Jr., Kevin McKidd, Caterina Scorsone, Camilla Luddington, Kim Raver, Chris Carmack, Jake Borelli, Anthony Hill, Adelaide Kane, Alexis Floyd, Niko Terho, Midori Francis, Harry Shum Jr.