Romka and her sister had not had time to admire their friend, who did not flinch during the fire in the art gallery, when they were struck by the news: the painting saved by Katka had been stolen and replaced with a fake. Without a doubt, one of our own is involved here, but who? Security guard? An elderly assistant to the gallery owner? Or maybe the owner himself pulled off some kind of scam and set his own establishment on fire for this purpose? The young detective Romka was just about to become baffled by these unanswered questions, when suddenly in the most ordinary drawer of the most ordinary table...