O'Russell, Megan. Tethering (Series). #bk. 2

The war has begun. The Dragons are gaining power, and the Gray Clan stands alone. Desperate to find a way to stop the Pendragon, Emilia is forced to seek answers from someone who hasn't been seen in seventeen years. Her mother. Embarking on a magical journey filled with witches, wizards, centaurs and a dangerous and powerful Siren, Jacob and Emilia must take a leap of faith to a land neither could have ever imagined ... and hope they can find their way home

Mode of access: World Wide Web