Who is the protagonist and antagonist in the book even if we break

Protagonist: main character or hero of the story.

Antagonist: main rival or villian of the story.

Explanation:

A protagonist is the main character and center of the story. Usually, the protagonist is shown facing several difficult events before becoming a better person at the ending of the story. An example of a protagonist is Batman.

An antagonist is the villian or enemy of the protagonist. The biggest obstacle for the protagonist is the antagonist as the antagonist is the greatest rival. An example of an antagonist is the Joker.

there purpose is to entertain

may i ask what topic?