Gordon Dunn, a visionary scientific pioneer, is found dead shortly after he unveils his newest work: a device able to extract, record, and play a person's memories. Soon, a mysterious man shows up at his window's door, claiming to be a friend of her late husband. After stealing the machine from the house, the man uses it to try and solve the mystery of Gordon's death, beginning an investigation on memories that lead him to unexpected and dangers places....

Bill and Kate hopelessly try to find some hint of an explanation after finding out that their only son committed a mass shooting at his university before taking his own life. They struggle numbly through the funeral, the media onslaught, and the awkward pity from relatives and friends. Their already strained marriage is tested as they realize all they have left with each other is their shared grief and confusion, and the unfortunate legacy of their...