The Rift Uprising Trilogy

What’s the difference between the monsters you fight against and the monsters you fight for? What do the multiverse and teenage super soldiers have in common? Nothing. And that’s Ryn Whittaker’s problem. Ryn is a Citadel, specially chosen and trained to guard a Rift – one of fourteen...

The second title in the electrifying YA techno-thriller series by acclaimed author and songwriter, Amy S. Foster. For three years, teenage super soldier Ryn Whittaker served as a Citadel, guarding the Battle Ground Rift site – one of fourteen mysterious and unpredictable tears in the fabric of...

Not long ago, Ryn knew what her future would be - as a Citadel, it was her job to protect her version of Earth among an infinite number of other versions in the vast Multiverse at any cost. But when Ezra Massad arrived on Ryn’s Earth, her life changed in an instant, and he pushed her to start asking why she was turned into a Citadel in the first place.