After their parents are lost in an accident, thirteen-year old twins Grace and Marty are whisked away to live with their Uncle Wolfe-an uncle that they didn't even know they had The intimidating Uncle Wolfe is an anthropologist who has dedicated his life to finding cryptids, mysterious creatures believed to be long extinct.

Roland Smith is the author of Zach’s Lie, an ALA Quick Pick for Reluctant Readers; Cryptid Hunters; ThunderCave; Jaguar; The Last Lobo; and Sasquatch. He lives outside of Portland, Oregon, with his wife Marie, who also writes children’s books.