A serial killer roams the halls of Sentinel Health Systems who's dedicated to setting people free--with or without their permission. Dr. Lori Westlake wishes she could help her terminally-ill patients end their suffering on their own terms. So when she's invited to join the Circle of Peace, a clandestine euthanasia society, she sees it as a possible avenue for her convictions. But Lori's sister, who also works at SHS, couldn't disagree more...