The <Mystery>.

In this era, where airships fly through the sky and trains race across the land, some mysteries remain unsolved.

People whisper of these mysteries that can grant immense magical power, or even miracles like rejuvenation. Some families have flourished suddenly because of them, while others have faced curses that wiped out everyone around them.

Thus, while people both revere and fear these mysteries, few dare to approach them. Today, only a handful truly harness the potential of these enigmas.

The Ragnars are a prime example, utilizing the <Relics of the Primal Dragon>. But the most famous mystery on …