Cosplayer with Question Mark Sign

A woman dressed in an elaborate costume, holding a sign with a question mark. She has white hair and is wearing a black dress with a red cape draped over her shoulders. The woman's attire includes a pair of white boots and a black belt around her waist. In the background, there are several people standing behind her, but they are not clearly visible due to the distance. The overall atmosphere suggests that the woman is participating in some kind of event or performance, possibly related to cosplay or theater.