The book is a historical novel that recounts the War of Canudos, a conflict in late 19th-century Brazil over religious fanaticism, political instability, and social inequality. The story is centered around an apocalyptic movement led by a charismatic, messianic figure who convinces the poor and downtrodden to rise up against the Brazilian government, leading to a brutal and bloody conflict. The book explores themes of faith, power, poverty, and the destructive potential of fervent belief.

This novel revolves around a failed Peruvian revolution and the man who attempted to lead it, Alejandro Mayta. The story is told from the perspective of a novelist who is researching Mayta's life and the events surrounding the failed uprising. The narrative oscillates between the present and the past, unraveling the complex threads of Mayta's personal history, political beliefs, and the broader socio-political context of Peru. The novel explores themes of truth, fiction, and the blurry lines between them.