Mutta and younger brother and Hibito made a promise to go to space when they where children. While Hibito becomes an astronaut, Mutta becomes a successful designer, until he gets fired. Hibito reminds him of the promise, and Mutta once again becomes the brave older brother he used to be. In Japanese. Annotation copyright Tsai Fong Books, Inc. Distributed by Tsai Fong Books, Inc.