HIGH PRESSURE OUTSIDE
On a boat heading out into the North Sea, Ellen Brooke steels herself to spend almost a month working underwater with five other divers. It is a close knit team and it has to be: any error or loss of trust in the living quarters could be catastrophic.

EXTREME PRESSURE INSIDE
All is going to plan until one of the divers is found unresponsive in his bunk. He hadn't left the chamber. It will take four more days of decompression, locked away together, before the hatch can be opened. Four more days of wondering if one among you is a killer. The constant struggle not to give way to panic. Because if someone does unlock the door, everyone dies...

READERS ARE CAPTIVATED BY ONE AT A TIME!
'Will Dean always comes up with an innovative thriller, and this is no exception!'
'It was a great twist on a locked room mystery and it had me absolutely gripped - so much so that I read it in a day'
'Once again Will Dean has written a great read that in many ways can be called a modern Agatha Christie'
'The characters were likeable and you cared about them'
'All the stars, a must read!'
' A locked-room, slow burn thriller that has you racing to find out more'
' The tension ramps up as fast as a diving bell plummeting to the ocean floor'


*previously published as The Chamber