Rinkan no Madoshi

is a Japanese light novel series written by Soichiro Watase, with illustrations by Fu Midori. The series began publication on November 10, 2007 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
The gods left a blessing on the world and left-Sero, an apprentice pharmacist living in the remote land of Misthound.

He has an excellent magic tool craftsman as his grandfather, but for some reason his grandson cannot make or use magic tools. After the death of his grandfather, he spent his days training as a pharmacist while serving the Lord Ordova.

Under such a cello, one day, a young man named Harumback of the Royal Knights of Magic appears.