Tensei shita Assassin wa Kenjutsu no Tensai

Raon, a devoted assassin for House Robert, meets his untimely demise at the hands of Derus. Undeterred by death, his spirit yearns for retribution, leading him to a miraculous rebirth within House Sieghart, the most formidable noble family in the realm. With access to their vast resources, Raon is determined to exact his revenge, utilizing his knowledge of a formidable technique known as Flame Link.

However, his path to vengeance is fraught with peril, as he grapples with the Curse of Bitter Frost, a debilitating affliction that threatens his very existence. To complicate matters further, he faces the looming threat of the demonic embodiment of Wrath, which seeks to seize control of his body. As Raon navigates this treacherous landscape of power and vengeance, he must confront not only external foes but also the internal struggles that could ultimately shape his fate.