Snowstorms. Starving wolves. An Isolated Lighthouse.It is 1875 and Liam Robertson, keeper of the Tempest Bay Lighthouse, disappears during a series of record-breaking snowstorms on Manitoulin Island, Canada. Miles from civilization, his wife, Eliza, and their fragile, ten-year-old son are virtually trapped inside the lighthouse. When the remnants of a dog sled team drags a half-dead stranger to her door. Eliza knows she must try to save the man's...