"What you see is actually the reflection of your own images here."
"Oh oh, mhm mhm! I get it!" Mirel said affirmatively, "So you're a mirror then!"
A mirror?
Xu had previously obtained Li Zheng's memories and knew the meaning of 'mirror'. Xu nodded, "It's a very fascinating metaphor, though to be accurate, I'm a mirror that can only reflect yourselves."
"Then what do you do?" Mirel asked.
"I suppose I'm the master of this Dark Realm." Xu replied.
"What is the Dark Realm then?" Mirel continued to ask.
"The Dark Realm is..." Xu explained the theory of 'illusion and reality' to Mirel.
"Then..." Mirel kept asking.
"..."
These two fit perfectly well together — one with a strong curiosity and the other with an excessive desire to express themselves, like two peas in a pod.
As they conversed, asking and answering each other's questions, they quickly became engrossed in the discussion, leaving Li Zheng ignored on the side.
