Everyone saw that Alana was sitting by the window alone, just like before, quietly watching outside.

I didn't dare to disturb.

Wade, Zion, and Lucy ran back to their room. As soon as Lucy entered the room, she took out an automatic pen and started writing furiously. Finally, she began to study hard.

After all, digging a passage between two worlds seemed much more difficult than digging a well, based on my sister's description.