 Nemo takes them on a city scuba tour, but Lomax attempts to steal diving gear and escape but is caught.Fraser seems taken with a musical performance given by the city's swimming teacher Mala (Luciana Paluzzi), this noted by Joab, Nemo’s second in command (John Turner).Joab shows the Bath brothers how the city makes oxygen and fresh water and as a by-product gold, which is even thrown away.