Emily Watson (Little Women, Genius) stars as a middle-aged scientist living a quiet life with her husband and two children. A chance meeting with an alluring stranger (Ben Chaplin, The Truth About Cats and Dogs) turns her world upside down. This intelligent, provocative thriller from the creators of Broadchurch is based on the bestselling novel by Louise Doughty. 4 episodes, 4 hrs, 2 DVDs.