An pulse-pounding, underwater adventure from the bestselling
author of Darwin's Dragons!
'Real science is used to create mind-blowing magic, in an
underwater world that will take your breath away –
and give you gills instead.' LAUREN JAMES



'A simultaneously magical and visceral experience
which kept me gripped until the last page.' DAVID
OWEN


'A unique, thrilling read with twists that will keep you gripped
until the very last page.' SARAH J. HARRIS



'Galvin is a thrilling storyteller, untangling a dense plot
in brief, suspenseful chapters, her prose almost trance-like' TELEGRAPH



When Aster wakes alone on a tropical island, she has no idea what
has happened, why she is there, or where to find her younger
sister, Poppy.


Meanwhile Sam, who once met the sisters on a plane, makes links
between the mystery of their disappearance and suspicious happenings
in his own life.


In a stunning dual narrative, the truth unravels with devastating
effect – and the answer lies in the secret underwater world
surrounding the desert island, populated by the beautiful and
the impossible ...





An excitingly original thriller for young teens by Lindsay
Galvin, bestselling author of Darwin's Dragons.


Pulse-pounding and mysterious, with the action split
between the wilds of New Zealand and a remote tropical
island.

Fantastic plotting is enhanced by gorgeous, visual writing,
vividly conjuring a tropical underwater world.


Themes of bereavement, ecology, science and family.