When aliens visit Earth and offer to take a human delegation to the galactic diplomatic centre known as the Congeries, Lucy Entwhistle of the British Foreign Office is one of those chosen to go. Sure, she has a habit of sleeping with diplomats from all the other countries at international conferences – but she can’t possibly do that on a space station full of aliens, right? Wrong! Because there was one thing humanity wasn’t told about the Congeries: alien diplomats conduct their negotiations through the medium of sex! And Lucy is ready to do anything to secure the future of humanity… In Part 3, Lucy mysteriously loses her sex drive. If she can’t perform, then humanity’s diplomatic position is threatened. So she must seek out alien help to overcome the problem - help that comes in the form of a creature with far too many tentacles…