Hataraku Saibou Neko

A team of cells, including a Red Blood Cell and a White Blood Cell in the form of a Neutrophil, work tirelessly to protect a cat's health by defending against various invaders. They carry out their duties with cat-like characteristics and wear cat ears as they perform their roles. The series showcases the inner workings of a cat's body in a style similar to the Cells at Work! series. It also includes the perspective of the humans who care for the cats, highlighting their efforts to provide a nurturing environment.