Simon and Nolan are twin brothers. No one would be able to tell them apart: outwardly they are exactly the same. Only Simon grew up with his uncle in the human world, and Nolan grew up with his mother and grandmother among animoxes - half-humans, half-animals. Simon cannot forgive his brother for not having his mother around throughout his childhood. But now is not the time to remember old grievances, because the entire Animox world is in great danger! The Lord of the Birds, their grandfather, dreams of collecting the fragments of the most powerful weapons and subjugating the whole world. Simon prepared to fight Orion to the last. Besides, he had already found three Shards. Only one incident confused all his plans! Nolan suddenly disappeared... taking with him all the Shards he found... The fifth book in the Animox series.