The smallest protagonist in film history - a human cell! There are a staggering 37 trillion cells in the human body. Red blood cells that carry oxygen, white blood cells that fight bacteria, and countless other cells work tirelessly day and night to protect your health and life. The film will also focus on daughter and father, Niko and Shigeru as they both live different lifestyles, and as their lively days go on, pathogens start to sneak up on their bodies. The most epic battle in the history of human cells, with the future of Niko and Shigeru at stake, is about to begin!
Cells at Work! is a Japanese manga series written and illustrated by Akane Shimizu. It features the anthropomorphized cells of a human body, with the two main protagonists being a red blood cell and a white blood cell she frequently encounters. It was serialized in Kodansha's shōnen manga magazine Monthly Shōnen Sirius from January 2015 to January 2021. It is licensed in North America by Kodansha USA.