Reincarnated as the Legendary Genius of a Renowned Sword Family

“The most loyal sword is always the first to break.” Shadow No. 1872 of the Patherion family. He gave everything, but all that returned to him was betrayal and death. At the very moment he thought it was all over, he awakens anew as ‘Ruin’ of Reingrime, the prestigious swordsmanship family of the North. “This is not divine mercy, but a second chance for revenge.” Now, there is only one goal. To erase those who abandoned him and the Patherion family from this world. The broken sword shall now become the sharpest blade of vengeance. - Reingrime: The Sky of the North. A great house of swordmasters. For over a thousand years, it has been the place where the souls and spirits of countles...