Unbreakable: 50 Goals in 39 Games, Wayne Gretzky and the Story of Hockey’s Greatest Record sets out to chronicle that unforgettable streak of 39 games in the fall of 1981, when a 20-year-old wunderkind from the town of Brantford, Ontario, captured the imagination of not just the hockey world but the world at large and emerged as both the game’s biggest star and it’s most recognizable face.