About an amazing lake in the north of the Nizhny Novgorod region. It is said that in the waters of Svetloyar, the legendary city of Kitezh disappeared from human eyes. Thus, he preserved his pristine purity… Many centuries of this legend, and still it attracts people. They are looking for something on Svetloyar that has been lost for many years-the original simplicity and righteousness. Documentary film-a fairy tale.