After tidying up the computer, I suddenly saw the graduation design of that year, which reminded me a lot of memories. I suddenly felt that I lost a lot of things while walking on the road of my dream.

Bookshelf retractable space

You can sit on it if you make a personal test, which is unimaginable.

The real object was displayed in the college building, and then I went to look for it. I couldn't find it. Which teacher might have collected it?☹