Since the Battle of Star City ended, Thalorian has been searching for the location of Terror Fortress.

Until now, after mastering the method to search for ancient ruins, the investigation corps finally discovered its trace.

This is extremely significant news.

Terror Fortress contains the purest star source. According to Percival, the star source is a polymer derived from the essence of the stars, one of the most precious soul elements, which can greatly enhance the activity of the soul and increase the vitality of potential.