第 5 集: 白血球於杉樹花粉入侵中邂逅記憶細胞
2018年8月5日 播出
The body has been invaded by a mass of cedar pollen! Rushing to the scene so that he can eliminate the cedar pollen, White Blood Cell (Neutrophil) runs into Memory Cell. Memory Cell is a Lymphocyte who retains the immune system’s memories. Seeing what's actually going on, Memory Cell is strangely flustered. "What the heck? This is just like the legend..." What "legend" is Memory Cell talking about? (Source: Wikipedia)