This purchase of the Succubus Bloodline had worked even better than Charles had imagined.
After the Succubus Bloodline had fully integrated, Charles stood and stretched his body.
"Crack-crack-crack!"
The bones throughout his body stretched, producing a dense series of popping sounds.
Using his mental power to sense his body, he seemed to have grown a few more centimeters taller.
Although he had not yet developed any Succubus traits, he could feel that his face and physique had both undergone slight adjustments.
His strength had increased somewhat.
That was hardly surprising. Demons possessed far stronger physical constitutions than humans.
Many demons relied on their powerful bodies to fight. Their wondrous witchcraft-like abilities were merely embellishments to their combat.
As he stretched, Charles felt the blood and vitality within him surging.
Without realizing it, he began circulating the Knight Breathing Technique.
"Breathe... in... out..."
Within the wooden cabin, it sounded as though a bellows had started up.
Accompanied by the Knight Breathing Technique, Charles's body moved slowly, following the training method of the breathing technique.
His joints collided, his muscles tightened, and every strand of muscle gathered strength.
The Knight Seed burned, and Charles felt as though a small furnace had appeared within his body.
With Charles's breathing, the Knight Seed continuously burned, shrinking and expanding again and again.
"Thump!"
"Thump!!"
"Thump!"
His heart pounded like a war drum, pumping vast quantities of blood to every part of his body.
Charles's movements grew faster and faster, his strength greater and greater.
Every movement tore through the air with a sharp whistle.
"Hah!!"
With Charles's low roar, the Knight Seed within him suddenly flared and expanded.
Great Knight!
He had succeeded!
At that moment, Charles felt better than he ever had before.
His physical strength had increased, and his reaction speed had also