In his enchanting musical pictures "At the Lake" Itaru Sakai tells a fairy tale of a princess who is held captive by a villain in a castle by the lake. She is to be freed by a young man with the help of the good spirit of the lake, who himself is unhappily in love with the beautiful princess. The picturesque, calm lake, the exciting salvation, despair, fear, sadness, happiness and peace - all that is part of this music!