The Line

On a sunny morning, when the Mediterranean is dead calm, Captain Paul Thomas embarks on a dive to the wreck of the Zenobia, off the coast of Larnaca, Cyprus. Within hours, he has taken his final, gasping breath in an accident below the surface. A new Royal Military Police liaison is required to pick up on his work, and Major Helen Scott gets the assignment.

It turns out Paul Thomas had rattled cages during his current case - four serving soldiers ar...