n 1946, Rosa Sweetman, a young Kindertransport girl, is longing for her family to claim her. The war in Europe is over and she is the only child left at Westwood, a rambling country estate in the north of England, where she'd taken refuge seven years earlier.

The arrival of a friend of the family, Yara Fielding, starts an adventure that will take Rosa deep into the lush beauty of the Amazon rainforest in search of jaguars, ancient giant sloths and somewhere to belong. What she finds is Yara’s lively, welcoming family on the banks of the river and, together, they face a danger greater than she could ever have imagined