"Sure!" Codi says through a wide, enthusiastic smile, subtly reaching over to cut the end of the bandage in Jack's hand to set their patient's arm free. "I'd be more than happy to do a favor for you, Jack - I know you're good to pay me back one day, when I need it."

There's something ever so slightly dangerous about the glint in Codi's eyes when she says that - like she's daring Jack to contradict her and say that he won't. She suspects that won't happen.