The protagonist recently went through the death of a loved one in the family. While grieving one day, he receives a mysterious letter. He opens and looks at it, but strangely, the paper is blank with the exception of a painted black square in the middle. After decoding the message, he learns he must go to a certain building in a distant city, as in there is a priceless mirror his loved one left for him. Little did he know, a former disgraced circus clown is also after the mirrorโฆ