Josh, Dink, and Ruth Rose are trying to solve the mystery in this suspenseful mystery book. They find a falcon and find a huge mystery behind it. They find a nest in the forest with young falcons in them, which is very rare. But then, the next day, it's gone. Then they find a feather with a wing clipped, and their sure there's something wrong. So they seek out to go and find out what it is. In the end, they found out the real reason of why this was happening to the falcons. After Josh, Ruth Rose, and Dink found out the real reason of why this was happening, they were both shocked and surprised because neither of them expected it to be something like that to have happened.