Ember Spark and the Unicorn's Secret -Voxblock

The third book in Abi Elphinstone's newest magical series: Ember Spark.

While working with Arno to track down the mysterious "TB", Ember Spark, now a vet to magical beasts, finds herself on a surprise flight, but the destination is unknown!

Soon she and Arno, find themselves deep in the Amazon rainforest, and with a new arch-villain tracking their every move, only a unicorn’s secret can save them...