allegory
n//ˈæləˌɡɔɹi//allegori, sinnebild
(uncountable, rhetoric) The use of symbols which may be interpreted to reveal a hidden, broader message, usually a moral or political one, about real-world issues and occurrences; also, the interpretation of such symbols.
A picture, story, or other form of communication in which one or more characters, events, or places are used to reveal a hidden, broader message about real-world issues and occurrences.