News of a Black Death outbreak reaches Farma as the San Fleuve Grand Market looms close. Yersinia pestis, the bacteria that has ravaged a colony of a neighboring country, seeks to make landfall in the imperial city as the capital gets swamped with shipments arriving from various nations. In a bid to thwart a mass outbreak, Farma sets off on a frantic journey!

Farma’s older brother Palle is coming home from the Novalout College of Medicine. Farma is confounded by his brother’s overly ardent training sessions, which send Blanche and Lotte scrambling to avoid them. But despite this, Palle’s sincere approach to illnesses resonates with Farma.

The pharmaceutics guild of the commoners in the imperial city is hostile toward Farma and has no intention of carrying the medicines from the parallel world pharmacy. In turn, Farma, desiring to deliver medicine to a broader population, seeks to establish a new dispensary guild that won’t bind its members to such restrictions.

Farma and company were having a good time at the beach in the new fiefdom until Blanche was suddenly swept into the water. Using his divine power, Farma saves Blanche’s life. Despite this, the Temple finds traces of Farma’s strange divine power and accuses him of being an evil spirit.

After Farma cures the white plague with a new medication, the emperor gives him imperial permission to open his own pharmacy. With help from Elen and Lotte, Farma serves the common folk at the pharmacy of his dreams.

It’s time to change the misguided medical care in another world by using modern pharmacy! When a young pharmacologist gives his life to his research and dies from overwork, he finds himself reincarnated as a boy named Farma, the son of the court physician. In a new world where faulty remedies run rampant, Farma uses modern pharmacy and cheat powers to cure all the diseases around him.