From the darkness... came a call from the trees. Deep in the soul of the world a being is growing, feeding on the destruction of the natural world. The Forgetting is seeping through the Rings of Time, bringing dark rain, poisoned mists, and deep fractures in the earth. The Rings are nearing collapse, the Ancient Tree Council needs help.

Escaping the torment of his neighbours, the twins, Jack runs to the woods and the Ancient Tree Council see their chance, Jack is their hope. They ask him and his scruffy dog Stan to undertake a dangerous journey to help restore balance, to bring about a remembering. To Jack's horror, the trees mistakenly bring Mia, one of the twins and their lives are entwined in a way they could never have anticipated.

The adventure takes them beyond their wildest imaginings, meeting wise elders, facing tempestuous primal worlds, turbulent rivers, and a mighty storm - with near tragic consequences. Discovering strength, friendship, belonging and hope. A thrilling adventure to the heart of the earth.