"As a bestselling author of metrical thrillers, he manages aclever blenct of science and fiction ... frighteningly feasilble"--THE TIMES

The world's bestselling master of medical suspense here skilfully combines human passions and high-tech thrills in an eerie and disturbing drama that unfolds on the borders of the unknown...

The world"s bestselling master of medical suspense here skilfully combines human passions and high-tech thrills in an eerie and disturbing drama that unfolds on the borders of the unknown.

In his most daring novel yet, a mysterious transmission from the bottom of the Atlantic Ocean leads a crew of divers and oceanographers to investigate a phenomenon beyond scientific understanding.

... And to a discovery that will permanently change everything we have previously come to know about life on this Earth.

Chapter 1

Chapter 2

Chapter 3

Chapter 4

Chapter 5

Chapter 6

Chapter 7

Chapter 8

Chapter 9

Chapter 10

Chapter 11

Chapter 12

Chapter 13

Chapter 14

Chapter 15

Chapter 16

Chapter 17

Chapter 18

Chapter 19