Sano Yuji worked in a company and sometimes needed to finish paperwork at home. While being in his room he was recalled to a different universe as a monster handler. Such occupation doesn’t usually signify amusement. Nevertheless, Sano met slimes that looked through enchanting books. Yuji borrowed a book that provided both magic awareness and wisdom. Sano achieved a sage rang and didn’t completely realize how effective his new talent could be. He just follows his vocation, manages issues, and purges a way to success.