リィンカーネーションの花弁 (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: Dig Up Your Past Lives. Break up with them! To the days when you are called a genius! Wake up! To the talent of your previous life that lies in your own. !!!! Musashi Miyamoto's sword, a mathematician's ultra-fast calculations, and a serial killer's massacre suddenly collide in this battle of geniuses!

(Translator: DeepL)