"London, 1851. Restless and bored after a long hot summer, apothecary and poison expert Jem Flockhart decides to redesign her physic garden. But plans are thrown into confusion when a man's skeleton is unearthed from beneath the deadly nightshade, a smaller, child-like skeleton curled at its feet. The body bears evidence of knife wounds to its ribs and arms, and is accompanied by a collection of macabre objects: a brass bowl, a curious coin-like token,...