A young man born with a heart condition is destined never to master martial arts, and fate has decreed that he will not live beyond the age of twenty-five.

After spending ten years hidden from the martial world, he finally returns to the ancient capital.

By day, he is an ordinary man living in obscurity. By night, he dons his moon-white battle robe and transforms into the legendary Demon Thief – White Bone Robe.

What awaits him ahead - old grudges, forbidden love, or a long-buried secret lurking beneath the surface of the martial world?