"Step into the hatch and step into the shadows of the unknown where only your wits will unravel the mysteries of this cold catacomb! Following clues in a mysterious book, Philip is led to Greenland. Caught in a deadly snow storm, he finds refuge – or so he thinks – in a strange metal hatch in the snow. Stepping into the hatch, Philip steps into the unknown where he must use his wits to solve puzzles and unravel the mysteries of his past."