They don’t meet people, but when they meet animals, although they are not tamed, they seem to lack vigilance. Don’t be wary of them. What does the ghost bird think of in the tunnel manager and what he found underground? Did he find the real area? Or did his death bring about changes around them? Even now, she still knows how to see through the manager, but she feels that his disappearance is a loss and a sorrow. He has really experienced life in her whole life, not the part that she inherited, which is still meaningless.