Childproof — Michael Noonan

When all their friends start young families and their dinner-party lifestyle is ruined, a wealthy couple hires an assassin to kill all the children and restore the adults-only decadence that completes them. Will and Rose were happy once. Long ago, when they partied with their special clique of friends on the mezzanine of their multi-million-dollar mansion. If you were gawking over their electrified gate after midnight, you'd see their dancing, champagne-flute-holding silhouettes through silk curtains. Oh, the privilege. There were four couples in all, and they gathered every Friday night for six-to-seven hours of shameless hedonism. It was their end-of-week ode to self-indulgence and Will and Rose never thought it would end. But then it did, beginning with four terrifying words, uttered flippantly before the main course on a stormy November evening: We're having a baby. NOT SUITABLE FOR CHILDREN OR PEOPLE WHO LIKE CHILDREN