A Ghost of the Past: A FanFic of Shadow Slave by Guilty three.

Awakened Seren never expected much from life. Growing up as a dishonored Legacy of the Clan Ghost, he led a poor life, trying to avoid his family and clan members as much as possible, fearing their vengeful anger toward him, as he had ruined his sister's marriage to Clan Blade. However, when a Great Terror attacked his family's citadel and cursed him with its dreadful power, everything changed. A FanFic of the novel Shadow Slave by Guiltythree.