Ling Yan is an ancient book restorer who wanders around the edge of the city. His actual identity is a "memory catcher" who can read residual memories by touching objects. He always wears an indigo gown that has been washed white, and the cuffs are always stained with fine gold foil powder - it is the material used to fill the cracks when repairing ancient paintings, and it is also his little trick to hide the shimmer of supernatural powers on his fingertips.
Okay, give it a try