One night in his near-empty tower block in contemporary London, Adam has a chance encounter with a mysterious neighbor Harry, which punctures the rhythm of his everyday life.
Marriage sees married couple Ian and Emma negotiate the ups and downs of their 30-year marriage. We see them dealing with the insecurities, the ambiguities, the hopes and the fears that are part of all marriages, as the drama explores the risks and the gifts of a long-term intimate relationship.
Something has awoken, and a group of strangers must work together before prehistoric monsters and other deadly creatures take back the planet.
