A young woman clings to life after a brutal attack, leaving the surgical staff optimistic; Meredith puts her career on the line to save a newborn in the hospital nursery.
Ted goes out of his way to keep his sister out of trouble when she comes to visit; Marshall introduces Robin to a Minnesota-themed bar.
Susan discovers a dangerous, thrilling way to ease her guilt; Gaby plans a surprise for Carlos; Bree makes a discovery about Chuck's past; Renee tries to win Ben over.
The daughter of high-powered diplomats must battle suspicions of nepotism when her assignment to the unit takes place without notification to Hotch or Gideon.
While the flu ravages Pawnee, Andy and Leslie must book performers for the concert; Tom looks for a sommelier for his restaurant; Ben turns to Ron for help with a personal problem.