A small, lone Kappa miraculously survives over 200 years into modern day Japan, when he is found by young Koichi. Coo, who is secretly adopted by Koichi's family, searches with his new human friend for unpopulated places in hopes of finding any remaining of his kind.

Marco, a young Italian boy, is searching for his mother across Latin America after her letters mysteriously stop arriving. On his travels Marco encounters people who care for him and help him along his way; however, he must also face the evils of the adults who care for nothing but themselves and decide to take advantage of his situation.

Two pilots compete to be the best jet fighter. A commander with a troublesome past, a female director who wants a good scoop, a competition that is looking for their best guy.