When he recalled his former memories in the Foreign Realm, he was utterly bewildered, torn in two.
During that time, Gu suffered terribly. Far too many comrades and cultivators from his own world had died at his hands. He had won the Foreign Realm's trust through ruthless slaughter, becoming the person the survivors of the Primordial Ancient World hated most. They longed to eat his flesh, drink his blood, and devour him alive.
Looking at the Primordial Ancient World, now shattered into the Nine Heavens and Ten Earths, and at this world's feeble strength, Gu felt deeply conflicted.
An epoch had passed. His clan had already taken root and flourished in the Foreign Realm, while the Nine Heavens and Ten Earths lay broken and bleak, with neither future nor hope in sight.
Sometimes, he thought he might as well truly give himself over to the Foreign Realm. Alone, he could inflict no significant harm on it; he was nothing more than a mantis raising its forelegs against a chariot. Yet his mind kept returning to the past, to those years of raging war, to the people and things that had vanished, and to the charge entrusted to him by their two great leaders, Six Paths and Wuzhong.
He could not forget, nor was he able to.
At last, after the battle at the Border Pass, he heard of the Foreign Realm's defeat and felt he had glimpsed a sliver of hope. Everything that followed proved him right.
Shi Yi rose, leading the Nine Heavens and Ten Earths back toward glory. Soon afterward, Shi Hao rose as well. The two brothers shook the Boundary Sea with their might and even slaughtered their way through the Foreign Realm.
By then, Gu's identity as an undercover agent no longer held much significance. He