Amelia and Simone attempt to perform a high-stakes and groundbreaking brain surgery. Meanwhile, Teddy runs into Cass while at a medical conference with Bailey, and Jo struggles with her irritation toward Marcus.

Carisi attempts to put aside his role as prosecutor to serve as a witness in a trial. Benson tries to help a rape survivor struggling with her recovery.

Actor Michael Cera joins Kristen in the kitchen for the Quickfire Challenge, where the chefs' trivia skills are put to the test; for the Elimination Challenge, the chefs must put their own spin on some of Canada's most iconic confections.