"That "bird" is beautiful because it flies in authenticity." That was the client told Fujiko. The target is the "Archaeopteryx's fossil" that lies in the Natural History Museum. The fossil that faithfully expresses the evolutionary process of living things had "Iwaku" that sways its true value. The more you listen, the more you wander with an indescribable empty the scent. Lupin, who was asked by Fujiko to cooperate, also frowns at this suspicion thing.