Copywriting: A spider that lived for a long time was saved by a human child one day. And he discovered that as long as he stayed with that child, the self that had been stagnant in his infancy would continue to grow, even if it was very slow. So, he decided to raise the child. But the child still has a family, so it doesn't matter, he can follow him to the human world. However, her original intention changed over time as she spent time with her children.