Mosaic

A man came to a relatively confidential unit in the suburbs to handle affairs. Before entering the building, the security guard asked him to sign a "Non-disclosure Agreement" during the security check, promising that "everything you saw, heard, smelled, and felt in the building will not be shared." The male protagonist entered the building and felt that it was both ridiculous and a little weird. In broad daylight, the staff here had mosaics on their faces in order to keep them secret. As the handling of affairs progressed, the man gradually discovered that the weird things didn't stop there...