I recommend https://en.wikipedia.org/wiki/Cells_at_Work https://en.wikipedia.org/wiki/Cells_at_Work! "The story takes place inside the human body, where trilli

I recommend https://en.wikipedia.org/wiki/Cells_at_Work https://en.wikipedia.org/wiki/Cells_at_Work! "The story takes place inside the human body, where trillions of anthropomorphic cells each do their job to keep the body healthy. The series largely focuses on two such cells; a rookie red blood cell, AE3803, who often gets lost during deliveries, and a relentless white blood cell, U-1146, who fights against any germs that invade the body." For a never-ending rabbit hole: https://tvtropes.org/pmwiki/pmwiki.php/Main/BiologyTropes https://tvtropes.org/pmwiki/pmwiki.php/Main/BiologyTropes