At the thought, a chill rose behind Lu Xiaotian. He wasn't afraid of ordinary enemies, but an old monster on Ying Gou's level was truly so powerful that he felt utterly unable to resist.
The schemes the other had laid out for the soul corpses and the pill spirit outside the tower were already immense in scale.
Even after being caught up in it for so long, Lu Xiaotian still felt as though he were lost in a fog. He hadn't managed to learn even the slightest thing about Ying Gou's true nature.
It was even entirely unknown whether Ying Gou would turn on him after he successfully refined the pills.
At the very least, Ying Gou's attitude at present had put Lu Xiaotian on high alert.
"Don't worry. I'm teaching you these methods for controlling corpse aura. You only need to draw a portion of it into your body. With your cultivation and comprehension, you can use the art of formations to control the corpse aura. It may be a little sluggish, but it'll certainly be enough to break through the ranks of these immortal troops."
Ying Gou's tone wasn't particularly stern, but it carried an unquestionable authority.
"The cultivation method I practice isn't suited to having corpse aura enter my body. It would also affect my pill refining later."
Lu Xiaotian's gaze sharpened. He already had a divine-sense formation inside him, and now the other wanted him to actively draw corpse aura into his body. What was he trying to do?
"Are you unwilling, young friend?" Ying Gou's voice within the divine-sense formation grew colder.
"Senior, you should think of another way. If you don't want me to use the poison, I can give up this opportunity and leave these immortal troops alone." Lu Xiaotian wasn't about to