It all appears innocent enough: a handsome couple in their thirties - she an actress, he a successful graphic designer - revisiting Sestri Levante on the Italian Riviera where they once spent their honeymoon. But it is not at all innocent. The couple have been driven here by paranoia - by a slow dread of what will happen to the two of them and to their daughters if anyone finds out about their baby Amadeo, whose identity, and even whose existence,...