"Rough Digger" is an exciting adventure book that tells about the life and journeys of harsh coal miners in deep mines. The main character, young Lucas, seeks to prove his strength and endurance by working on a excavation site in search of valuable coal. One day, during a dangerous step down to the bottom of the mine, Lucas stumbles upon a mysterious symbol that changes his life. An exciting journey into the darkness of the mine begins, full of dangers and disturbing challenges. Together with Lucas, readers will walk dangerous paths, face their fears and help the main character find true inspiration and strength in difficult moments. "Rough digger" is a story about self-discovery, friendship and victory over one's own obstacles, which will leave a mark in the hearts of readers forever.