1) Primrose Everdeen is chosen during the reaping for the Hunger Games from her district. Her sister Katniss volunteers to take her place but is not allowed to due to the rules.
2) On the train to the Capitol, Primrose meets her mentor Haymitch and her fellow tribute from her district, Peter. Peter promises to protect Primrose in the games and work together to help her survive and return home.
3) Primrose is scared and unsure if she can kill other tributes but wants to keep her promise to her sister Katniss to do everything she can to survive the Hunger Games and return home.