As Rubern chanted, a black mist drifted from the wooden tablet. The black mist hovered in the air before slowly turning into a black humanoid figure.

This tall figure had pointed horns on its head, giving it a demonic appearance.

Rubern looked at the demonic figure and said, "It's been a while. How have you been lately?"

The demonic figure appeared dispirited. As soon as it saw Rubern, it glared at him. "Hmph! You destroyed my body, sealed my soul, and condemned me to the agony of burning poison every day. And now you have the audacity to ask how have I been lately?"

Rubern burst into hearty laughter and said, "You're a demon. You should be grateful that I spared your life!"

The demonic figure did not retort but snorted coldly. "Speak! Why did you summon me today? What do you want?"

Rubern chuckled. "I have a small favor to ask. Once it's done, I'll help you rebuild your body and grant you freedom."

The demonic figure seemed somewhat intrigued and asked, "What is it?"

Rubern g