Book 1

Those with the gift have the power One stormy night, three princesses are born. As each baby is placed into her mother's arms, so the Archimage Binah bestows on her a gift of great power: a pendant containing a bud of the long-extinct Black Trillium. One day that power will be all that protects the princesses from certain doom

Book 2

Blood Trillium

by Julian May

Published 1 July 1992
The royal house of Ruwenda is threatened by a sorcerer whose goal is to control the world of the Three Moons.

Book 4

Princess Mikayla finds that she must give up her dreams because she has been chosen successor to Haramas as Archimage and Guardian of the land.

Book 5

Sky Trillium

by Julian May

Published 3 February 1997
The three sisters thought they had rid the world of evil, that dark sorcerer Orogastus was banished to the Chasm and set to perish. But after many long years Orogastus is stirring and Kadiya's trillium talisman is losing its power. Their world is out of balance, trouble is looming. The stage is set for a dramatic confrontation that could decide, once and for all, the fate the sisters and the lands they govern.