Several days later, outside Black City.
A figure slowly entered a Mountain Cave that flickered with faint lightning and resounded with thunder.
He wore black robes and had a handsome face, with bulging muscles beneath his robes. It was Zhou Chen.
Crack.
He stepped on a dry branch, snapping it.
Zhou Chen glanced around. Seeing that none of the traps and arrangements he had left here had been triggered, and that the dust he had deliberately scattered nearby showed no signs of disturbance, he relaxed.
Clearly, no one had come here in his absence.
Whoosh-
Zhou Chen exhaled and lifted his face, his features immediately illuminated by the white lightning inside the cave.
Before him, inside the rubble-strewn cave where half the cliff face had collapsed, stood two stark-white skeletons. Their ribs, each as thick as an adult's waist, were already covered in thick moss. Who knew how many years they had lain here?
Right between the two skeletons was a deep pit. The thunder and lightning came from within it.
Approaching, he saw thick, blood-colored liquid churning inside the pit. As bubbles continuously surfaced, it kept emitting peals of thunder.
Looking closely, he could vaguely make out streaks of silver lightning swimming through the blood-colored liquid. It was quite extraordinary.
This was the Thunderclap Blood-Infusion Pool!
Looking at the Thunderclap Blood-Infusion Pool, Zhou Chen stripped without hesitation, revealing his muscular physique.
As he gradually circulated his cultivation method, the muscles all over his body heated and swelled, eventually turning bronze.
Yet faint threads of golden light could already be seen emerging within that bronze sheen.
"I hope this tempering will let me temper my muscles and tendons into golden tendon flesh in one go."
Zhou Chen murmured.
Then, without further hesitation, he held a Deer-Blood Muscle-Strengthening Pill in his