Diego, Manny and Sid return in this sequel to the hit animated movie Ice Age. This time around, the deep freeze is over, and the ice-covered earth is starting to melt, which will destroy the trio's cherished valley.
When Nina and her high school friends receive eerie text messages declaring that they will all die within three days, they dismiss it as a hokey prank -- until one by one, the pals start turning up dead in the alpine countryside.
In Tokyo, a young woman is exposed to the same mysterious curse that afflicted her sister. The supernatural force, which fills a person with rage before spreading to its next victim, brings together a group of previously unrelated people who attempt to unlock its secret to save their lives.
A man receives a mysterious e-mail appearing to be from his wife, who was murdered years earlier. As he frantically tries to find out whether she's alive, he finds himself being implicated in her death.
A scheming raccoon fools a mismatched family of forest creatures into helping him repay a debt of food, by invading the new suburban sprawl that popped up while they were hibernating – and learns a lesson about family himself.