NorBAC reviews an experimental treatment being tested on children with Leukemia. Just as they are about to declare the cancer therapy safe, another child dies. David disregards the proper channels and goes to Nunavut to get a sample of what he believes is the Spanish Flu virus from a frozen corpse. Mick and Lilith go whale-watching in Quebec and Lilith begins to realize just how sick he is.

NorBAC discovers a plastic eating bacterium after a major power blackout on the Eastern Seaboard leads to fears of terrorist activity. David and Lilith's mother rekindle old animosities when she comes to town to help Lilith cope with Mick's death. Caroline is worried about the possibility of having breast cancer. NorBAC's Biochemist tells David he has been approached with another job offer.