When the curtain was lifted, Butler No. 1 glided in from outside and finally stopped in front of Angel.
"Young Master Pat, there's a letter here for you." Butler No. 1 opened his mouth and pulled out a black envelope from his round, plump body.
Angel took the letter and noticed that only his name was written on it, without any indication of the sender.
It was a standard magical letter, with a clause contract printed in the lower-left corner. This clause, similar to a covenant, indicated the security level of the magical letter. Thus, Angel wasn't concerned about any danger. He directly opened the envelope and retrieved the letter inside.
When he saw the letter, Angel's eyes slightly narrowed, and Greya, who sat opposite him, straightened up. "This is—"
On the pure black letter paper, there was an emblem resembling a halo, which at first glance looked like a "solar eclipse."
"The Mark of the Lord of the Deep Abyss," Greya said slowly.
