Jiduanpian size [Four Short Stories]

In a trance, she saw a black shadow, thought it was an illusion, and stared at it

It should be quite safe because the door is covered so tightly

The gap between the door and the wall. The shadow didn't move, and neither did she.

The black shadow moved up slowly again until it reached the top of the door. He stretched out his head tentatively, feeling that there was no danger,

Only then did he turn his head and body into this side of the door.