The Mystery of the Lost Treasure - A Bunch of Little Detectives

A group of friends are thrilled when their dream comes true – they get the chance to live in a mysterious castle. Everything they ever imagined is within their reach: a moat, mysterious nooks and crannies, and an ancient burial mound. But the idyllic scene doesn't last long. In the depths of an old well, they discover a strange box that has hidden an ancient notebook and a map to a legendary treasure for centuries.
An exciting race against time begins! The gang of little detectives sets off in search of Ragnar's treasure – a Viking legacy said to be guarded by a mysterious dog demon. Danger lurks around every corner, and it's uncertain whether they will get the treasure, or if someone else will first…