An unlikely kind of friendship develops between Fergus, an Irish Republican Army volunteer, and Jody, a kidnapped British soldier lured into an IRA trap by another IRA member. When the hostage-taking ends up going horribly wrong, Fergus escapes and heads to London, where he seeks out Jody's lover, a hairdresser named Dil. Fergus changes his name and gets a job as a day laborer. His starts seeing Dil, who knows nothing about Fergus' real background....

A scholar of ancient languages and hieroglyphics is recruited to help the military penetrate the mystery of a stone gateway, which, in fact, leads to another universe.