Wendy Wunder calls Proof of Forever, "The Sisterhood of the (Time) Traveling Pants for a new generation "

Elegant and evocative, and now in paperback, Proof of Forever is one of those novels that hooks from the beginning and builds toward a stunning--and unexpected--end, calling to mind Gayle Forman and Ann Brashares.

From author and poet Lexa Hillyer comes the lyrical story of four seventeen-year-old friends who receive an unlikely chance to relive the perfect summer...and the devastating secret that could unravel it all.

Joy, Tali, Luce, and...

"The writing is lovely, the sisters indomitable, and as the truths behind the faerie legends were revealed, I couldn't turn the pages fast enough." --Kendare Blake, author of New York Times bestselling Three Dark Crowns series

Half sisters Isabelle and Aurora are polar opposites: Isabelle is the king's headstrong illegitimate daughter, whose sight was tithed by faeries; Aurora, beautiful and sheltered, was tithed her sense of touch and voice on the same day. Despite their differences, the sisters have always been extremely close.

And...