Seven cats have magical powers to protect the earth. However, because aliens keep coming to destroy humans on the earth, and they say that the earth is no longer the sapphire-like earth, this is entirely because of the people on earth. But later, the seven cats reconciled with the aliens. However, Yan Tan's cat disappeared, and everyone thought she was dead. After a long time, there is still a force that is destroying the human earth. Under the leadership of Bai Xiu, everyone finally found the source of this power. But what is unbelievable is that this turned out to be the long-lost Yan Tan cat. Finally, the misunderstanding was resolved and everyone was happy together.