With an astronaut trapped in space, Alec is tapped to evaluate whether the pair of astronauts assigned to rescue them - a married couple - can safely complete the mission; an accident during a training exercise puts the mission at risk.

When Alec is recruited to assist with a multi-national prisoner exchange that has gone awry, he sees an opportunity to rescue a wrongfully imprisoned colleague; the case pulls Alec and Rose into the dangerous world of international espionage.