Licht, who retains the memories of his previous life where he was stabbed to death by his childhood friend, is reborn as the third son of the Lindor Marquis family in the great Al Kazaar Empire. Determined to pursue every possible power, Licht vows never to meet the same tragic end as in his past life. With threats to his life from within the Marquis family over the succession struggle, Licht begins attending a magic academy alongside his twin sister, Airi. In the midst of a school filled with intrigue, the most fearsome twins wield forbidden powers and secretly maneuver through the shadows in this otherworldly reincarnation fantasy!