In the 17th century, a master from the city of Nuremberg created an astonishing golden carousel for an Eastern merchant. But after the toy was made, the customer disappeared—along with it. Before vanishing, the master managed to make a copy.
Today, the young artist Katya has returned to her childhood home, where her friend has convinced her to take part in a local exhibition with a painting titled “The House with a Tower.” Suddenly strange things begin to happen: her painting disappears, and unfamiliar people appear. Katya is pulled into a dangerous story connected to a lost artifact, wrapped in mysterious circumstances.