The human body consists of approximately 37 trillion cells. These cells are hard at work every day within a world that is your body. From the oxygen carrying Red Blood Cells to the bacteria fighting White Blood Cells, Get to know the unsung heroes and the drama that unfolds inside of you. Written by Crunchyroll
The download is initializing and may take some time, please be patient.
NOTE: You may need to manually close this dialog after the download starts.
Error report for: Cells at Work! (Hataraku Saibou)