The crew of the Dreaming Manta, nicknamed "Iron Butterfly", is in trouble. At the Landing Nest on the pirate planet Jaymak, Captain Gloco, Driver Chirgrag and their friend the venerable Tshu-rik are kidnapped by bounty hunters. The hunters escort their friends to Bisseri, a planet where members of the Iron Butterfly crew once broke the law. For what reason, the crew of a living starship will have to take part in a deadly show as bait for hungry Crabs. As an alternative, one of the rulers of Bisseri offers unlucky spacefarers to carry out his secret mission in the Enclave of the Forbidden Multiverse, visiting which is strictly prohibited by the Star Lords. Gloko, Chirgrag and Tshu-rik go to the mysterious Forbidden Land, not knowing that their secret mission may in the near future change the usual way of life in the inhabited Galaxy...