Someone once told me that if I smile to Mo Yan, who knows when I will return home? Life has long been unable to withstand any hardships. I agree with one, but not the other. There will eventually be losses and gains in life. Life goes through ups and downs. This article tells a bunch of short stories about people who once lived in No. 407 Mental Hospital. Among them, there are losses, gains, and more, letting go. This article is a toss up.