Cousins Will and Tom have always wanted to become Trackers just like their uncle.

While spending time with Uncle he shares the story of the Windigo with the boys. A story that seems to be coming true when Will and Tom hear strange noises outside of their bedroom window. And then they find the huge tracks in the snow. It has to be the Windigo - the Wandering Night Spirit of Winter!

And the boys know what good trackers would do so they follow the trail deep into the dark forest to uncover the mystery.

Young readers will be able to improve their tracking skills as they find clues hidden in the illustrations along with Will and Tom.