Sometime after their adventures in Attack of the Zordolts, Spirou, Fantasio and the Count of Champignac have nearly finished repairing the damage done by Zorglub's ridiculous plans. Until that morning when they wake up in what appears to be their bedrooms, except ... on the moon! The moon, yes, where Zorglub – again – has built a massive laboratory. Unfortunately, the cost of such a construction is colossal, and the somewhat-reformed evil mastermind had to find financial backers ...