When the body of a white man is found frozen in the Himalayan foothills near Dehra Dun in 1950, Inspector Persis Wadia and Metropolitan Police criminalist Archie Blackfinch arrive in Bombay to investigate, uncovering a trail leading directly into the heart of a dark conspiracy.

"It's April 2020 and Edinburgh is in lockdown. It would seem like a strange time for a cold case to go hot-the streets all but empty, an hour's outdoor exercise the maximum allowed-but a mere pandemic doesn't mean crime takes a holiday. When a source at the National Library contacts DCI Karen Pirie's team about documents in the archive of a recently deceased crime novelist, it seems it's game on again. At the center of it, a novel: two crime novelists...

"An eccentric detective and her long-suffering assistant untangle a web of magic, deceit, and murder in fantasy reimagining of the classic crime novel"-- In Daretana's most opulent mansion, a high Imperial officer lies dead--killed, to all appearances, when a tree spontaneously erupted from his body. Even in this canton at the borders of the Empire, where contagions abound and the blood of the Leviathans works strange magical changes, it's a death...

"James Whitby, sentenced to death for the murder of prominent lawyer and former Quit India activist Fareed Mazumdar, is less than two weeks from a date with the gallows. In a last-ditch attempt to save his son, Whitby's father, arch-colonialist, Charles Whitby, forces a new investigation into the killing. The investigation leads Inspector Persis Wadia of the Bombay Police to the old colonial capital of Calcutta, where, with the help of Scotland Yard...