The blurb from Untold Press ~
Young Adult/Teen Fantasy novel
Anna is a horse crazy teen who spends every summer out on her grandmother’s horse ranch in Colorado. When she gets the devastating news that her grandmother was killed in a car accident, she knows she’s the only one in the family who can properly care for and find good homes for the horses. Her parents allow her to spend the summer on the ranch. There Anna will discover a secret her grandmother kept from the entire family, and a legacy that will send her on more adventure than she ever thought possible.
Sabaska is more than a horse, and though Anna thought she was just a regular girl, together they will Travel between worlds in a fight against evil for their very survival.