In this gripping episode, we explore the perplexing murder of Abby Choi, whose demise sent shockwaves through Hong Kong, the baffling case of Retta McCabe, a 19th-century child with a dual nature that haunted Troy, New York, and the blood-soaked path of São Paulo's deadliest young woman. Our journey into these chilling stories reveals the complexities of human nature, the thin line between innocence and malevolence, and the societal shadows that these cases cast. Join us as we unravel tales of betrayal, mystery, and a search for justice that stretches the limits of understanding.