Those Troubled Years

In this world, he followed an old scholar to learn arts, but he traveled to a foreign war-torn country and was regarded as a madman. Fortunately, the protagonist is smart, decisive, resourceful and brave, and is desperately trying to survive in this chaotic world. But the waters of this troubled world have become even more muddy because of a 'madman' like him... Come on, geniuses from other worlds, let's see who will fall at each other's feet! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.