Faced with 52 Hertz's encirclement and interception, Zhang Zian knew that he had miscalculated some aspects of his plan. Thirty years of longing could not be eased by just a few sounds.
Years of loneliness had caused 52 Hertz to separate from the whale species entirely, making it eccentric. Its actions were not entirely the same as that of normal whales.
It had come by a response easily. It was like it had managed to grab something lifesaving… How could it let it go? Even if it was not malicious, its huge size in itself was a threat.
When Zhang Zian tried to drive north, it chased him to the north side, and when he drove to the south, it chased him to the south side.