The book is an anthropological exploration of the rich cultural tapestry of Jamaica and Haiti in the late 1920s and early 1930s, delving into the rituals, customs, and social structures of the islands with a particular focus on Voodoo and Obeah practices. The author, an African American folklorist and writer, immerses herself in the communities she studies, providing vivid descriptions and analyses of ceremonies, dances, and religious practices, while also examining the political and social issues of the time. Her work offers a unique blend of personal narrative and scholarly observation, shedding light on the complexities and nuances of Caribbean culture and spirituality.

The book chronicles the 1831 slave rebellion in Jamaica, a significant event that hastened the abolition of slavery in the British Empire. The narrative details the planning and execution of the revolt, the brutal suppression by the colonial authorities, and the aftermath, including the public outrage in Britain that led to legislative reform. The book also explores the role of key figures in the uprising, providing a detailed account of this pivotal moment in history.