Three days later, seventeen hundred li east of Cangzhou.
Lightning flashed and thunder roared over the sea. Terrifying waves surged, one towering billow following another, sweeping into the distance with the force to topple mountains and overturn seas.
Deep beneath the sea, undercurrents surged and turbulent flows churned.
Chu Xisheng and Mad Sword Feng San were beneath these waters, pushing against the immense, peculiar turbulence as they sped above a deep ocean trench.
They traveled one behind the other.
Chu Xisheng shaped his astral force into sabers, holding open a space four zhang across so that both of them could move freely underwater.
He could even use the Yazi Saber to reflect the crushing pressure of the depths and deflect the resistance, allowing them to travel no slower than they would above the surface. The principle was somewhat like a modern supercavitating torpedo, only several times faster.
Mad Sword Feng San concentrated entirely on spreading his divine sense in every direction, searching all around them for anything unusual on the seabed.
Chu Xisheng's Divine-Intent Saber Heart was keen at detecting enemies, but when it came to sensing specific objects, it fell far short of Feng San, an Upper Third Grade martial cultivator.
However, they had already spent three days and nights searching beneath the sea.
"Are you certain the place Blood-Yazi Saber Lord mentioned is nearby, my lord?"
As Feng San traveled, he rubbed his brow with a slight headache.
His gaze was doubtful and held a trace of exhaustion. "We've searched almost half the area around this trench, but we still haven't found so much as a trace."
Chu Xisheng shook his head. "Doesn't that leave the other half? Something that large can't be impossible to find."
He thought it was fortunate he had brought Feng San.
The area