Veronica Roth gave her first spoiler-filled interview on Allegiant with MTV’s Josh Horowitz, where she discusses what happens at the end. Seriously, this is FULL OF SPOILERS! Do not proceed unless you’ve already read the book, or don’t mind being spoiled! You’ve been warned! If you still want to watch, click on the image below for video.
Roth also published a lengthy post on her blog today where she goes in depth about the end of Allegiant, which you can read here.