Character
Sekkekkyuu AA5100
赤血球 AA5100
Also known as: Senior Red Blood Cell · Red Blood Cell AA5100
Biography
Show bio — may contain spoilers
She is a older red blood cell with decent working experience in the blood vessels. She sometimes guides and teaches AE3803 how to do her job when she is confused or lost.
(Source: Cells at Work Wiki)
Appears in