Olive, the young heroine of the previous episode of the Hollow Earth, Zara, continued her journey towards the second planet from the Hollow Earths, Nogégon, where gravity is thirty-two times lower than Zara. It moves along by great leaps that give the impression of flying. But once there, she suddenly disappears.
Nelle, her accomplice, who also came from Zara, follows her to Nogégon to explain the disappearance of Olive. She managed to obtain an identification ring and began a long and difficult investigation into this strange world, almost totalitarian, where everyone is constantly obsessed with symmetry …
Two black print films of the Nogégon album.