Bander is a 17-year-old boy from Earth who lives on a distant planet, which is populated by human shape-shifters who feed off of vegetables and animal tails. Violence soon breaks out, as invaders launch an attack on Bander's new planet. This was Japan's first 2-hour animated film for television. The program received high ratings when broadcast as part of a set of 24-hour TV programs called "Ai wa Chikyu wo Sukuu" on Nippon Television. After a long gap since his last animated film for television, this work fully reflects Osamu Tezuka's desire to achieve theatrical quality with this production.

Italy is in a deep depression, so to support her family, Marco's mother goes to Argentina to work as a domestic. But after she writes to her family that she is sick, her letters stop coming. So Marco decides to go to Argentina to look for her. He travels across Argentina to find her, meeting many wonderful people, and having many adventures during his journey.