Guide of the Underworld

On the day I was born, a tide of baleful spirits surged, and the Gu King submitted! Twenty years ago, my grandfather defied fate itself and secured my arranged marriage, bringing my father-in-law's family unimaginable wealth. But once they prospered, they looked down on my humble background, broke their promise, and insisted on calling off the engagement. They will never know what a terrifying being they so contemptuously cast aside. Now the retribution has come...