The crew makes a display cake of the Radio City Music Hall with the Rockettes, Santa, and, of course, lighting. They also make a gift box cake and take donated toys from Hasbro to the Ronald McDonald House.
Lenny and Yuki secretly test new patients for a bone marrow match. Yuki gets a transfer and forces Lenny to tell his sister the truth. Nick Jordan returns to the unit.
Big Mac (Charles Dale) gets a Christmas tree. James overdoses a patient. Mads and Noel throw a party for the patients. Edward and James tell Ruth they are a couple now in front of the staff.
