Ice Age 4 Continental Drift, tells the story of the land division that occurs in the earth. Begins with a squirrel who like to put peanut canary in the ice, then he broke the ice land which later cracked. The ice cracks so deep that the squirrel to fall into the core of the earth and walking around on it to get back canary. He finally managed to get out and survived, because landing on ice. But chunks of ice had cracked and separating the canary.

  On the other hand, Manny who was sleeping, was awakened by a loud noise, then ellie, his wife, trying to calm her down by saying the noise was still too far away. Then he searches for his son, peaches, which has begun a teenager. Manny scold him because he had started to walk around without telling him. Diego who heard the loud noise, the roar to let him try, but to no avail even hit by loris-lemur who was driving the boat surfing ice made from trees, which then hit manny being advised his son. It turns out it was a family group of lemurs Sid. Sid is very happy to meet them, there is Uncle Fungus, his parents, Marshall, and also her grandmother. But it turns out they just want to find Sid to leave their grandmother in trouble, just like Sid. Sid was sad and disappointed, because he was abandoned by his family again.

  The loud noise was getting closer, manny and his friends do not know if they moved closer to the clamor for his grandmother when Sid is fast disappearing. Peaches was walking around with Louis, landaknya friends, but he does not know if his day, his father, saw it. When it wanted to go to Ethan, a handsome male mammoths by peaches, he slipped and hit Ethan. Manny went up Peaches and scolded her in front of friends Peaches. Peaches had quarreled with his father, and when it was splitting the mainland also. Manny separately by families with Sid and Diego. Meanwhile, Ellie with Peaches. Manny could not jump over the cracks, as it is very wide. High land behind ellie was approaching, and manny and his friends were tossed around. Finally they agreed to meet in the great land bridge.

  This is where adventurous manny and his friends started. them bobbing in the ocean, storm, and it turns out as long as they swayed it, Sid's grandmother is in the tree. In the same place the squirrel had landed on the island that there is only one palm tree and animal skulls indicate a direction. Then the squirrel was looking down the sea, and it turned out it kenaari. Then he took the stone to take a canary. But it is not a canary he wants, but a map to get a treasure trove of walnuts that much. The squirrel was immediately followed written directions map. Manny and his friends were desperate, until he saw the ship that contains pirates led by Captain Gutt. Inside the ship there are species with Diego Diego and was immediately fascinated with her, she was named Shira. They were all arrested and ordered to be followers Gutt. Because they do not want them to rebel and eventually destroy the ship Gutt. Manny and his friends Sid and his grandmother escaped. Shira was helped by them, because it does not seek Shira Gutt and walked away. Although it helped, Shira remained haughty and still defend Gutt. When Peaches grow on trees, Ethan come and take her out, but he can not carry the Louis, Ellie had heard about it, and pretend not to hear anything. Arriving at the deserted island Shira immediately fled, but was unsuccessful because it was caught by Diego. Diego also saw a stream of water that rotate onto land where they live. But not far from there, there Gutt crew was gathering food along with oppressive squirrels that live on the island, and he will revenge for Manny, because he had damaged his ship. Manny also has a plan to take the ship from the Gutt. and he was working with the squirrels who live in the area. When Diego and Shira night arguing about the group and friends, which makes Shira confused in his heart, Gutt whether it is good or just use it. When the time of the attack arrived, Shira was the attack leaked to the Gutt. Gutt was happy Shira back, but he was immediately taken rank as the right hand Gutt, Shira was sad. Pu assault begins, and they managed to get the ship Gutt, although a lot of the barriers that exist. When the last moment Shira help Manny and friends. Gutt also know that Shira betrayed, he was furious and immediately create a new ship of ice with strength and will seize what is loved by Manny.

  Peaches was walking around with Ethan and his friends in the street that is not traversed by a bunch of other animals. Ethan asked friends Peaches that he is not friends with the Louis. Peaches replied no, but caught by Louis who then left. Not long ago, a large wall walks up to them, but Ethan and his friends feel happy and peaches were not, he did not like them after that. Manny and the others sailed up past an island that makes for a hearing hallucinations. The island was inhabited by monsters who hunger and create hallucinations for animals near that place. Everything was affected, but Manny is initially affected, be aware, and immediately turned the ship. During the trip his grandmother Sid wasting food, he says, he was feeding the animals peliharaanya Precious. but Sid thought it was just his imagination alone. Manny and the other almost at the bridge pu which was adjusted. Ellie and the party animal has reached the intended bridge, but the bridge was destroyed. When Manny was up, he did not find his family, but he heard the sound of peaches that was already captured by Gutt, along with Ellie. Manny to help him, as well as Louis, come help Peaches. There was the fight against Gutt and crew. Long story short, Gutt was defeated and enter the territory of the island which makes hallucinate and then die, in the last fight, Precious appeared, the animal turned out it was not his grandmother's imagination but a reality, and it turns out the beast is the pope.

  After winning, they finally found a new island that is more beautiful, Peaches began to make friends again with Louis, Ethan and his friends joined with Peaches and Louis. She was eventually joined by Diego and others. Sid and his grandmother was finally found true family, who really respect each other and help them. The squirrel was eventually found a place where there are many walnut. But because of greed where it was turned into a dry desert.