 In one operation the crew are asked to help with the extraction of an SAS team and "Swain" risks his life under fire when one of the team is caught in an explosion and knocked unconscious.Later when the man is found dead on board "Hammersley", "Swain" needs to rely on all his skills from the police force to try and discover how the man died.When his investigation leads him to Madelaine's cabin he again almost killed confronting a stowaway who appears to be the murderer.