Fans of Quartey’s Darko Dawson series ready for another armchair visit to Ghana will be pleased to meet Emma Djan, introduced here in the same riveting blend of mystery and literary travel guide. After a horrifying #MeToo moment brings an abrupt end to Emma’s police career, she is taken on by a private detective agency . . . There is an amazing force to be reckoned with behind [Emma’s] veil of politeness, and readers will want to hear more from Emma.