Quint is in urgent need to money to repair his skyship, the Stormchaser. So when Multinius Gobtrax offers him a job creating a sky chart of the Deepwoods, he eagerly accepts – on the condition that his wife Maris can go with him. But Maris has a secret that she must keep hidden from their superstitious new captain at any cost. After all, it is considered very bad luck to give birth onboard a skyship . . .