A girl student in a place like this would be scandalous!" exclaims Mr Karanja, deputy headmaster of Mukibi's Educational institute for the Sons of African gentlemen. Mr Mukibi, however, thinks it is a splendid idea and so do the boys when they hear the sensational news. - Moses and King Kong, who are the first to meet Juli Sekabanja, are not so sure. But Juli has decided that the two friends are just the allies she needs to help her catch a gang of spies she claims to have discovered. Thinking of their share of the reward, they agree. By the end of this hilarious adventure, even Mr Mukibi has changed his mind about the merits of co-education!