<human>:  What is the name of the main character in the book, ‘Trial by Fire’?
<bot>: The main character of Trial by Fire is a girl named Katniss Everdeen. Katniss is a sixteen-year-old girl who lives in District 12, one of the poorest districts in Panem. She has to fight in the Hunger Games to survive, and she has to kill other children in order to stay alive. She is very strong and courageous.