A good suspense thriller, with a great cast. The story evolves around a newlyvwed couple each one brings there kids to share in the marriage. Parenting us difficult stuff especially with teenagers to raise. Everyone is suspecting Jamie Rosie's son, his behavior is defensive and troublesome. But she finds the sneakers with blood and and suspects him and decides to harbor a secret. And protect him and dreads going to the police and thats the cliff hanger. The teen a good lier who may be intrigued by sadist porn and peer pressure to be a tough hoodlum. The couple struggles. Martin Clunes character Ben, is the rational adult here. Good drama as it enfolds.