Tadayasu Sawaki, a freshman at a college, possesses a unique gift of seeing microorganisms without aid. This extraordinary ability allows him to witness various microbes, from fungi causing athlete's foot to yeast for alcohol production, appearing as adorable chibi beings to him. Enrolled in an agricultural university in Tokyo, Sawaki's talent catches the attention of professors like the fermentation expert, Professor Itsuki. Initially indifferent towards his skill, Sawaki gradually gains appreciation for the visible microbes and his exceptional sight with the support of the peculiar academic circle surrounding him. Despite his uncommon ability, the quirky group of professors and classmates at the university almost normalizes Sawaki's extraordinary vision.