C342 Communication with Father Yan

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The distance between Demiplane and Demiplane was very far, although it couldn't keep up with the distance between the stars in the universe. However, for those who didn't master the speed of light, there wasn't much of a difference. In any case, it was a far distance that was difficult to reach.

Only someone like Yan Jia, who could travel at the speed of light at any time