The world thinks them dead. But they are very much alive. After a deadly attack from an unknown enemy, Captain Sara Gessetti and Lieutenant Damien Saljov are separated from the Cassidy X20 experimental submarine and left to drown in the depths of the Atlantic. Cut off from society, from technology, even from each other, both pilots struggle to survive in this harsh new world, where danger lurks around every corner. But they are not alone. The surface holds many dangers, and some of them come from within…
From the pages of The Color of Water and Sky, this official spinoff story takes place in parallel to books 1-3 in the series.