It was her first day as first year internal medicine resident. She sign in one hour earlier than her schedule. She rode the elevator, and as she pressed the close button, a man in a white coat stopped her from the outside. And then a patient in the bed was being wheeled in the elevator. She stayed in the left side together with doctor and a two aids. They are both heading towards the fifth floor, when suddenly the elevator got stuck on the third floor. The door won't open. Suddenly the patient went on cardiac arrest.