宇宙虫

Ver 宇宙虫 en Cuevana. A boy dreams of space and a strange egg falls on the book he is reading. What comes out of it is a strange insect. The boy tries to raise it, but his mother refuses, so he throws it away in a nearby mountain and continues to observe it. The worm continues to multiply and creates a civilization that rivals that of humans... Based on a novel by Shigeru Mizuki.