Chapter 343 The Aged Blood Stain

"Miss, please come over and take a look at this. I-It's..." Jin Ling frowned as she pointed at a dark corner of the palace wall. It was a small but fixed hole in the wall that looked a bit like a dog door. It was fixed by piling up a few bricks negligently. The bricks were covered with moss, and they blended with the hue of the surrounding palace walls. Apparently, the walls had weathered through the years.