The movie features iconic Czech character Harvie and his father, Mr. Spejb, who works at the city’s Puppet Museum.
When the Mayor orders the place torn down and the demolition gets out of control, Harvie, his dog Jerry and schoolmate Monica are sucked into some mysterious caverns. The young adventurers must search this hidden world to unravel the mystery of the Magic Museum and find the key to saving it. Harvie and his friends must rely on their intelligence and courage to save the day, while also contending with the Bastor, the evil Puppet Master, who dreams of turning the whole world into the greatest puppet show of all time.

Rolling Pictures & Kinoatis.