Once Upon a Time... Life

Today we go on a long journey through the blood-circle. The task of the blood corpuscles is to transport oxygen to the cells and take the waste, carbon dioxide, to the lungs. We get to know our friends Hemo, who dreams of pure oxygen, the slim Globine, who helps him, and the wise Master Globus, who gives them advice and tells them to be aware of intruders and strangers to the human body.