Another case of mistaken identity from the king of the plot twist, Twelfth Night tells the tale of the beautiful young Viola who is separated from her twin brother, Sebastian, when their ship is lost at sea. Believing Sebastian to be dead Viol poses as a man and enters service with the Duke Orisino. When Olivia, the woman that Orisino loves, falls for his messenger "e;boy"e; Viola and she ...