Yet the fact that this headquarter of this Cult had such a portal was mind blowing to him. Weeks ago, he had never heard about such a Cult before. And now he realised this Cult wasn't as simple as it might look.
They got a way to connect themselves with the outer world. That meant they knew lots of things about the outer world, and the unique methods of that world were used here by the Cult folks.
What made William more shocked was the fact that this Cult was unknown to him, to his master, to all the masters he met before in his past life. Such a special force was kept hidden deeply, away from the eyes of everyone. And that made him realise this Cult got more secrets he didn't yet know about.
The one who spoke was someone who got some sort of a golden metallic ring over his head. He wore a red cloak and held a weird sword in his right hand.