Paranormal Investigation Bureau Chronicles: Final Season Series (Complete 7 Volumes).

Summary

In an open area, a group of men in black, led by an old man, confronts a small advisory group. The old man reveals that the path ahead leads to the underworld, dismissing the group's abilities. As tensions rise, a confrontation ensues. The Hao brothers demonstrate their combat skills against two seemingly lifeless black-clad figures, utilizing blood and strategy to gain the upper hand. Despite initial struggles, they defeat their foes with brutal efficiency, showing no mercy as they break their opponents' necks, proving their strength in a dangerous encounter.

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