Silver Trevelon’s parents aren’t happy. They haven’t been happy since the nursery they  decorated started gathering cobwebs, waiting  for the baby brother or sister that never came.  So when Silver’s dad is invited to paint at a

turtle rescue centre in Costa Rica, she hopes  it’ll be just the adventure the family needs.

Under the hot tropical sun, Silver settles into  life at the animal centre. She even witnesses a  rare sighting of a leatherback turtle nesting  on the beach. But when the turtle’s eggs are  stolen, events take a dark and dangerous turn. Can Silver and her new friends track  them down before it's too late? It’ll mean  journeying into the heart of the jungle ...