C1889 Escape from death
"It's not that I don't want to save her, but if she were to come out from here, I'm afraid she would have died even faster." The grandma helplessly explained.
It turned out that there were many pits at the bottom of the Deep Pool, and the reason the Deep Pool water had not flowed out for a long time was all because of these pits. Su Wan was thrown into one of the hole after the Deep Pool fell