User blog comment:Frieza Sama/Favorite Animes/@comment-3000576-20101224200709/@comment-3122168-20101225034744

If you are talking about the part of the series that I think you are, then you are primarily correct. However, L would be the deauratgonist, as he is the secondary character, while Light would be the protagonist (there is only one protagonist at a time), and Kira #3 would be the antagonist.