The Swarm of Bees — Linda J. Williams

The third book in The Awaking of Navi Septa trilogy continues the story. It is now five years since the young people left Teletsia. They have grown up and become wiser and want to return and free their homeland with the help of many friends they have made on their travels. However, there is a serious and unforeseen problem that even the powerful guardians may not be able to overcome.