Anna opened her groggy eyes and saw her lover standing by the window, gazing at the bright horizon outside. She tiptoed over and pressed herself against his back asking, "What's wrong? Has the sunlight dimmed again?" 0

"No, I think we've already reached the Eastern Seas. Just look at the sea over there," Charles said, pointing in the distance.0

Anna, with her head resting on Charles' shoulder, followed his finger and saw a bizarre scene. There was a border of seawater in the distance: the ink-green seawater and deep-brown seawater from afar seemed unable to mix and were staying quietly in their respective regions. 1

"What a magical sight. I didn't expect that even the seawater in the Eastern Seas actually looks different from the seawater in other regions," Anna remarked."0

"I've read online before that this situation...0