Lu Sheng smiled. The benefits he'd gained from this world could be regarded as abundant already. The Gesha Core alone had made this trip worth it. However, he felt that the better gain was these two children before him.
This world was similar to Earth. It resembled Earth so much that Lu Sheng would frequently get it mixed up. He often wondered if he had returned to Earth.
After substituting this world as Earth in his mind, some of his past regrets were addressed in this world without him realizing it.
However, the existence of the Gesha Core made him understand that this world merely resembled Earth.
"The two of you… are good children… Don't worry, I'll be back soon. I'll return and be with you guys, and we'll never say goodbye."
He had made preparations for everything. As for Du Xiong's substitute, he merely had to modify Du Xiong's memories slightly with his psychological guidance art to rationalize some parts of the memory.