Adrian appeared remarkably calm despite the overwhelming force. It seemed as though he remained unaffected by the power. When the force attacked, he promptly mobilized his power to resist it. He sought to block the force within a certain range.

The immense force caused the stone door to tremble violently. Adrian, however, sensed a unique feeling. The vibrations seemed to be growing increasingly intense as if an unknown entity was preparing to break free.

Suddenly, Adrian was deeply captivated by the sight. His attention was so fixated that he immediately felt a chill.

In response, he released a powerful attack, striking toward the door. However, the abrupt strike caught Adrian off guard and forced him to retreat quickly, creating a considerable distance between him and the door.

At that moment, it became apparent that something behind the door was trying to break free, rushing fiercely toward Adrian.

A chilling howl followed, and Adrian felt an indescribable sensation as if everyt