Forged in Death, Wraith Without Equal

Transmigrator Damien Thorne dies while trying to protect his daughter, Ariana Thorne, from a wraith. His long-awaited system finally awakens after his death. To make matters even more absurd, Ariana turns him over to the government's mysterious Bureau 749 so they can help find him a wife and stop him from interfering with her love life. Initially treated as a dangerous wraith, Damien gradually becomes the nation's ultimate weapon.