When Suimei and his two closest companions are unexpectedly transported to a different world, they encounter a charming princess, a plethora of magic, a looming threat in the form of a Demon Lord, and a world in dire need of salvation. However, Suimei lacks any enthusiasm for this grand adventure. While his friends eagerly embrace their heroic roles, Suimei longs only to return home. Armed with his skills as a magician, Suimei soon discovers that the concept of magic in this realm is vastly different from what he knows, leading to a startling realization about the nature of magic in this new world.