A scientist who has invented a technique to watch people's memories finds himself in a dangerous situation after he's tasked with entering a heroin addict's mind to see whether the man committed murder.

As Paleoclimatologist named Jack Hall is in Antartica, he discovers that a huge ice sheet has sheared off. But what he does not know is that this event will trigger a massive climate shift that will affect the world population. Meanwhile, his son Sam is with friends in New York to attend an event. There they discover that it has been raining non-stop for the past 3 weeks, and after a series of weather-related disasters begin to occur over the world, everybody realizes the world is entering a new Ice Age and the world population begins trying to evacuate to the warmer climates of the south. Jack makes a daring attempt to rescue his son and his friends who are stuck in New York and who have managed to survive not only a massive wave but also freezing cold temperatures that could possibly kill them.

Jack Mosley, a burnt-out detective, is assigned the unenviable task of transporting a fast-talking convict from jail to a courthouse 16 blocks away. However, along the way he learns that the man is supposed to testify against Mosley's colleagues, and the entire NYPD wants him dead. Mosley must choose between loyalty to his colleagues and protecting the witness, and never has such a short distance seemed so long...