7 Mockingjay — Part 2 Details That Might Make the Movie the Best in the Series

A lot happens with Prim in the final book, and that's also going to translate to us seeing a lot of her in the last film. What's more, she'll be Katniss's rock. At the panel, star Willow Shields said, "[Katniss]'s entire goal is to save Prim, and Prim starts to be there for Katniss more than Katniss is there for her, in a way. Prim is really grown up and is a stronger character and is taking care of Katniss, more mentally than physically."