For each of the detectives at the agency, a betrayal becomes not only the driving force behind an investigation, but the source of the kind of resolve that cannot be derailed by threats. Tamara's case began as something personal but explodes as an investigation of her former lover leads to a scam that cheats charities. For Nameless, trying to find out who is manipulating an old woman only exposes the ugly side of family. We're told that there are seven deadly sins. Not on the list is the deadliest of them all: betrayal.