In literary theory, structuralism is an approach to analyzing the narrative material by examining the underlying invariant structure.There are many structuralist critics like Ferdinand Saussure, Gerald Genette, Roland Barthes etc.structuralist critics found basic common structure in every work. As all human beings have a same structure and it is also shows in TV serial or movies etc..
Many movies and serials or literature have the same structure of revenge tragedy .

For Example :-
 Colors TV serial nagin

in this serial we can see Shivanya comes for revenge purpose. she is a daughter of ' ichadari nag or nagin' they are killed for 'nag Mani'. Ritik is hero of serial and his father is murder of shivanya's parents. she is marry with him just for take a revenge. She is also nagin. now this serial is going on.