Loud footsteps could be heard throughout the empty hallway.

Opert breathed heavily and looked out the window.

The war was changing more rapidly than he had expected.

Aruntal was on the right side of the Northern Army to confront Pavan Peltere, but Opert had remained in the Dragon Citadel to carry out Juan’s instructions.

Opert saw a dark blue door after taking a few turns around the corner of the hallway. Inside the wall was a space where invisible blood vessels were concentrated.

Fortunately, there was no one guarding the door.

Opert stood with his eyes closed for a moment and placed his hand on the door. Then at one point, he strongly pushed his hand into the door. When he slowly pulled his hand out after a while, it was already drenched in blood.

Opert slowly pulled the door while breaking out into a cold sweat. One of the knights of the Order of Lindwurm behind the door keeled over and fell to the floor. When Opert saw the wound on the knight’s chest, he closed his eyes tightly.

‘Who could have known that the lockpicking magic I often used when I was a burglar would end up being useful here?’

Opert wiped off the cold sweat on his forehead and stepped beyond the door.

A dark red object was beyond the door, and it was moving in a rhythm.

Opert couldn’t help but be curious about how an inanimate object had become an animate creature. However, he couldn’t afford to think of that right now. He had to hurry up and find a way to take control of the heart.

All of a sudden, something grabbed Opert’s head and slammed it against the wall. Opert almost collapsed to the floor. However,...