Cells at Work! (2018)

S01E06 Erythroblasts and Myelocytes

"I want to grow up to be a wonderful red blood cell someday..." This is the tale of the Red Blood Cell from her days as a young Erythroblast. Under the watchful eye of their instructor, Macrophage, the Erythroblasts train diligently to mature into proper Red Blood Cells. However, Erythroblast has a terrible sense of direction and constantly wanders off during exercises. One day, while practicing how to escape from bacteria, she gets lost yet again...