A hazy, rainbow-colored poisonous mist enveloped Wu Long's body, faintly taking the shapes of various venomous creatures.
"Whoosh! Whoosh!"
Every pore on Wu Long's body seemed to breathe, continuously drawing in and expelling the vividly colored mist.
Pieces of spirit jade and jars and bottles of poison lay on either side of him. Now and then, he swallowed a bottle of lethal liquid, or extracted the power within the spirit jade.
Zhao Changfeng's eyes, glowing with deep crimson demonic light, remained fixed on Wu Long. He, too, was uncertain.
Wu Long and the others were all test subjects for his scientific cultivation methods.
If these four succeeded, he could be certain that the training principles imprinted deep in his memory worked just as well on the demonic cultivators of this world.
After that, his own path of cultivation would be far less troublesome, and he could greatly reduce the symptoms of backlash and demonic deviation.
Zheng Tong and the other two fell silent, likewise watching Wu Long intently as he attempted his breakthrough.
"A breakthrough... there's hope..."
Teng Ling's tiny soul projection appeared again.
Standing on the Brain-Devouring Snake's head, she watched intently and sensed the subtle changes inside Wu Long. She had already detected him gathering the power of his middle and lower dantians to assault his upper dantian.
Her little hands clutched the hem of her clothes, tightening and loosening, while her long eyelashes fluttered incessantly.
She had observed every one of Zhao Changfeng's strange actions lately, but dared not tell Teng Kun the details, afraid he would accuse her of joining Zhao Changfeng's nonsense.
Whenever she asked Teng Kun how his search was progressing, he told her everything was going smoothly.
But she knew it was not.
Feng Mu had already returned to the Central Continent, bringing