Andy Tohill

Lori and Erin are on the holiday of a lifetime. But after a huge fight, Erin never boards their final flight and the plane never arrives at its destination. Months later, no wreckage has been found, no survivors discovered. Until now. (imdb)

After serving fifteen years for murder, Callahan returns home to find Sean, his victim's father searching for the body. Callahan soon realizes that the only way to get rid of him is to help him dig.