Faerieground Series by Beth Bracken, Kay Fraser

For as long as they can remember, Soli and Lucy have been coming to Willow Forest. They are warned to stay out of the woods, told that it's a faerieground where anything can happen. They never listen. It's a dark, magical, beautiful place, and they love th solitude and beauty of the forest. Their friendship grew strong there, sheltered by the ancient trees. As little girls, they played there; now, as young women, they dream and talk there... moreFor as long as they can remember, Soli and Lucy have been coming to Willow Forest. They are warned to stay out of the woods, told that it's a faerieground where anything can happen. They never listen. It's a dark, magical, beautiful place, and they love th solitude and beauty of the forest. Their friendship grew strong there, sheltered by the ancient trees. As little girls, they played there; now, as young women, they dream and talk there. But when Lucy betrays Soli, the woods become the stage for their argument. And though Lucy knows how dangerous it can be to wish in the woods, Soli doesn't believe in faeries . . . less

Soli finds Lucy and finds out about herself.

When Lucy kisses the boy her best friend Soledad likes, Soli wishes her friend away. Away to Faerieground. Now a prisoner in the dungeon of an evil queen, Lucy waits for Soli to come to her rescue. Soli will come. She will do anything to save her friend from this fate. But the queen also knows of Soli's journey and sends soldiers after her. Lucy must find a way to warn her friend and prevent her from sharing the same fate in the dark dungeon.

Lucy, in the faerie ground, and Soli, searching for her, examine their friendship and themselves.

Now that Soli knows her true identity, she must return home to say goodbye.

Both Lucy and Calandra are ill, and Soli is the only one who may be able to save them.

With danger surrounding them, Soli and Lucy must try to discover what's causing Lucy's illness.

At the Crow Palace, Soli tries to save her friend. But does she have the strength?

Lucy is back home in Mearston, fully recovered, but trying desperately to get back to Faerieground where her best friend Soli, Queen of the Faerie, is still a prisoner of the Crows.