The Watcher's Quest Series by Margaret Buffie

In this first book of the Watcher's Quest trilogy, 15-year-old Emma has long suspected that something is not quite as it should be in her life. With her long, pale face and white hair, she looks nothing like her parents or frail younger sister. She acts nothing like them, either. While her parents happily pursue their daily routine, Emma senses danger. She knows she must watch over the family day and night -- but why, she doesn't know... moreIn this first book of the Watcher's Quest trilogy, 15-year-old Emma has long suspected that something is not quite as it should be in her life. With her long, pale face and white hair, she looks nothing like her parents or frail younger sister. She acts nothing like them, either. While her parents happily pursue their daily routine, Emma senses danger. She knows she must watch over the family day and night -- but why, she doesn't know. Things spin out of control when Emma takes a summer job caring for an eccentric elderly neighbor and is drawn into playing a strange board game. She's suddenly plagued by surreal, frightening dreams that begin to invade her waking hours. Emma is soon hurtled from her quiet farm life into strange worlds of intrigue and terror. As she becomes a participant in a bizarre game of life and death, the mystery surrounding her is solved ... and her future decided. less

Here is the second volume of Margaret Buffie's Watcher's Quest trilogy. Emma's Earth mother, Leto, is dying. Longing to be reunited with her human daughter, Ailla, who was stolen at birth, she has lost her will to live. Emma has pledged to find the missing child and restore order to her adopted family's life. But the quest becomes a dangerous race when Emma realizes she isn't the only one searching for Ailla.

In the third book of The Watcher's Quest Trilogy, Emma stumbles into the world beyond the portal against the orders of Histal, Master of the Watcher's Campan. Here she finds a place of danger, intrigue and deadly Game Playing. Everything she values and everyone she loves is suddenly at stake. Emma's powers are constantly tested and threatened in this new world. Can she solve the ominous puzzles set up in the vast and treacherous maze? It won't be easy... moreIn the third book of The Watcher's Quest Trilogy, Emma stumbles into the world beyond the portal against the orders of Histal, Master of the Watcher's Campan. Here she finds a place of danger, intrigue and deadly Game Playing. Everything she values and everyone she loves is suddenly at stake. Emma's powers are constantly tested and threatened in this new world. Can she solve the ominous puzzles set up in the vast and treacherous maze? It won't be easy. But when Emma feels her weakest, she discovers an inner strength she did not realize she had " less