In the Fall of ’99, a teen’s fixation on her mysterious online friend is linked to a brutal murder atop the local lighthouse. Hunting the killer, a detective with a destructive secret uncovers a terrifying miracle that could save or doom the world.

The heart-stopping and heartbreaking story of Cara, a young woman dying of a horrific disease, and Meryem, her grandmother and the world’s preeminent expert on the plague. With only months to live, Cara falls in love while Meryem searches for a cure.