The decomposed bodies of a couple, who disappeared in 1978, are found in their missing van in a dry dam. At the same time of the discovery the investigating officer Christopher Spotswood commits suicide.

When a foreign student dies in the middle of an exam, Homicide delves into a world where speaking up can cost someone their life.

A university lecturer and his student lover skip town to start a new life. No one hears from them again, until the lecturer's body is found in a suburban cellar.

A credential investigator is viciously strangled, but by the time his body is found, all his paperwork has disappeared. What did he uncover at the hospital he was investigating?