Defying the superstition that it is bad luck to set sail on a Friday, James travels to Africa and outwits a local witch doctor to establish a trading post on the Niger. However he falls out with Captain Baines, who now has his own ship, 'The Sea Spray', in the process. Back in Liverpool Margarita is mugged whilst exploring the city alone and Samuel uses his uncle's debt to pay Van Der Rheede for a warehouse in New York.