Everyone is the protagonist.
Everyone for me and I for everyone first appeared in the novel three musketeers (translated as three musketeers and three musketeers or three musketeers) published by French writer alexandre dumasfils in 1844 in the 9th century. The original English text is: I am for everyone and everyone is for me. Translated, it means "all for one" or "all for one, all for one"