The little chicken Mad is clever, but timid and afraid of things. He often gets teased and ridiculed by his friends because of his heavy glasses. One day, he saw a piece of debris falling from the sky. He thought the sky was going to fall. He panicked and informed everyone, which was ridiculed by everyone as usual. When he returned home, he only had encouragement from his father and good friends. He always took his father as an example and hoped to become an outstanding baseball player like his father. He finally got a chance to play in the game. Even though everyone thought he couldn't help the team win the game, he did it. Unexpectedly, he met a creature from outer space. Even though he continued to be ridiculed, he still insisted on what he saw with his own eyes. The earth was attacked by another planet in order to find the children who were mistakenly left on the earth. Can Mad help the little guy find his parents? Will Mad still be ridiculed and mocked?