Episode Name: Simple Explanation
Episode Overview: Charlotte, an older woman who has spent the last six months taking care of her dying husband Eddie, is rushed to Princeton Plainsboro after collapsing from respiratory failure. The couple becomes a double mystery for the team when Eddie begins to improve as Charlotte’s condition worsens. The previously unthinkable becomes real when it seems that Charlotte will die before Eddie, and the team will be forced to make a difficult decision.
Episode Number: 20
Episode Season: 5
Episode First Aired: 2009-04-06