Tomboyish Olive (Shaina Magdayao) comes from a race of Tagon or Taong Dragon with a blood of a dragon thru her family. Olive will discover that she has the power to create fire. Olive dons her costume: Dragonna. Rona's real name is Olive and acquired her own identity to transform into a female taong dragon. Can Edgar actually carry out his plan without falling in love with the feisty girl but will he fall in love with Rona? The three firemen namely Narcisso (Bayani Agbayani), Elmo (Long Mejia) and Junior (Arnold Reyes) will discover that water will prevent Rona's "hot" temper because of the argument that Rona and Edgar (Jake Cuenca) got into. Olive/Rona turned into a superheroine called; "Dragonna", to meet up with her brother Rafael.