This story, innovatively told using puppets, relates an event whereby soldiers locked 69 people in a train and set fire to it. Later on, a cyclist returns to his village to look for a cassette tape that contains the voices of the victims.
The movie is centered on a couple, Nader and Simin, and their 11-year-old daughter, Termeh. Nader and Simin are about to leave the country for good; however, Nader has a change of heart and decides to stay and look after his father who suffers from Alzheimer's disease.
Mumble the penguin has a problem: his son Erik, who is reluctant to dance, encounters The Mighty Sven, a penguin who can fly! Things get worse for Mumble when the world is shaken by powerful forces, causing him to brings together the penguin nations and their allies to set things right.
For Nick (Jason Bateman), Kurt (Jason Sudeikis) and Dale (Charlie Day), the only thing that would make the daily grind more tolerable would be to grind their intolerable bosses (Kevin Spacey, Colin Farrell, Jennifer Aniston) into dust.