Desmond's health worsens, forcing Luther down a dangerous path. Later, Luther receives a surprising offer and Michael lays down the law.

Cast: Ian Somerhalder, Greg Bryk, Kimberly-Sue Murray, Sydney Meyer, Peter Outerbridge, Bo Martyn, Adrian Holmes, Kyle Breitkopf, Michael Greyeyes, Alain Moussi, Jacky Lai, Laura de Carteret, Raoul Bhaneja, Taras Lavren, Jonathan Higgins