The little chicken Mad is clever, but he is always timid and afraid of things. He wears a pair of heavy glasses and is often teased and ridiculed by his friends. One day, he saw a piece of debris suddenly falling from the sky. He thought the sky was going to fall. He panicked and informed everyone everywhere, which as always caused everyone to laugh at him. When he returned home, he only had encouragement from his father and good friends. He has always taken his father as an example, hoping 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 laughed at, 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 laughed at and ridiculed?