Frequency

From bestselling authors Douglas E. Richards and Joshua T. Calvert, this gripping science fiction thriller follows neuropsychiatrist Dr. Alexandra Lennox as she investigates a sudden surge of mass suicides linked to terrifying visions, while NASA astronauts exploring Jupiter’s moon Europa uncover a mysterious, artificial shaft emitting signals. As the phenomena escalate, both teams race to uncover the truths that could threaten humanity’s future.