If for anything, go because it has a good, heart-warming story.
Unbroken is an ambitious movie and shows glimpses of being something greater.
Lack of rationale is Insurgent's biggest problem.
If you want to see another teen book adaptation like Hunger games, or if you just want to be entertained by another post-war civilization story, then check out Divergent.
The film is just a story rip-off of Underworld and Van Helsing combined.