A moment in a boy’s life when he becomes aware of his own sexuality. In the dunes along a deserted beach he spies two men kissing. Although no words are spoken he agrees to keep their secret and wanders back to his parents.
Seven people of political, scientific, and social importance are called together when a message is received from space saying simply, "We're coming to help you.
Manny the mammoth, Sid the loquacious sloth, and Diego the sabre-toothed tiger go on a comical quest to return a human baby back to his father, across a world on the brink of an ice age.