Strangers meet during an unexpected layover. Hours later, their hearts sing a harmonious duet.

Melody Mason finds James Montgomery sincere, honest, and keenly intelligent with a tenderness that contradicts his broad stature. Melody lifts James from the depths of all- consuming grief for the first time since his wife's murder. Uncannily, they learn that they share much in common. They begin to wonder whether God brought them together.

Though determined to unite, sinister events take an ominous turn. The couple won't even see each other for four long years.

Melody rises to stardom as America's newest Country Music sensation while James brings a billion dollar technological breakthrough within reach.

The two finally reunite and find the connection between them has only grown stronger in tempo, joining them like notes in a symphony. But once more, a terrifying hidden truth secretly sneers at their hopes for happiness. After so long apart, the couple must work in close concert.

They have to put all their faith in God as they solve the deadly mystery that ties their lives inexplicably together time and again.