第 4 集: 白血球抵達時,嗜酸性球正於胃附近與細菌搏鬥
2018年7月29日 播出

Bacteria appear near the stomach. White Blood Cell (Neutrophil) is on the scene at once. There, he finds Eosinophil, another type of White Blood Cell, already in battle, but she’s struggling badly. Seeing how powerless she is, the other cells start trashing Eosinophil behind her back. Even after White Blood Cell (Neutrophil) tells them, "There’s a job that only Eosinophil can do..." (Source: Wikipedia)