You wanted this

As Alastor walked back he saw a small hole on top of the door. He uses his transcendent wall flat in the air and leaps onto it. It was all there all along, the key.

“I know what you are,” The man's voice rang across the hallway, “An aberration. The sorceress had allured you into this situation without knowing your worth. A worthless mana folder. You think so fully of yourself, you didn’t even bring some of her pawns to aid you. Regardless, don’t you think she’s being overconfident? Both of you?”

Finally, he replied, “Considering that you’ve been hiding all this time, I take that as an act of cowardice.”

“This is a charade,” Dimiscus explained yet again. “I don’t intend to kill you swiftly. Those who trespass my peace have no right to leave in the whole piece.”

“And you said that I’m full of myself.” Alastor sardonically smiled.