A protagonist is the "hero" in a story or play. He or she is the main character, the one that the story is mainly about. He is opposed by the antagonist or "villain."
A protagonist is a main character in a story.
The main character
Catia Iori has written: 'Protagoniste silenziose' -- subject(s): Social conditions, Emigration and immigration, Women immigrants, Ethnic relations, Reggio Emilia (Italy)