Hemmed in by hard choices, tasked with an impossible purpose, Leaf--child of shadow and whisper, walker on the borders--must tread a path through peril and subjugation if she is to find freedom. But what will she become if she succeeds?

A tangled ball of yarns. Intertwined, knotted, twisted, unravelling the minds of the good people of Hilltop.

Cora, one of the last Sentinels, remains the last line of defense against an unknown enemy laying siege to her planet. Together with a handful of allies, Cora must find a way to protect the one thing this enemy had come to destroy - the humans.