Our science have solved many problems to make the impossible possible.　We have received benefit from our self-created technologies, but some of which, such as external fertilization and cloning, put a question to us about the meaning of life.　We could say that civilization and inexhaustible ambition is our nature.　However, we may lose things that make us human.　Tomoyuki Baba uses imagery of living things in an aquarium as motifs to imply the way we are now, and will be.　Whether or not being exposed to struggle for survival is the biggest difference between living things in an aquarium those in the nature.　In an aquarium, there are artificial waves, rockwork, and the human as their Creator.　Creatures in an aquarium are brought up surrounded by human-created technologies.　They look the same to those living in the nature, but may be becoming quite different beings.　Floating on the other side of the acrylic glass a few decimeters thick, they are as though humans beyond the law of nature.