Dark Angel (2016)

Set in the Victorian era, the chilling narrative follows Mary Ann Cotton, a cunning serial killer who employs poison as her weapon of choice, leaving no trace of her heinous acts. As she weaves through the North East, Cotton cunningly integrates herself into the lives of unsuspecting families, marrying and starting anew before mercilessly eliminating her loved ones. With each victim, she grows bolder, accumulating wealth while evading the suspicion of a society that struggles to fathom a woman capable of such brutality. The story unfolds as her deadly journey reveals the dark underbelly of Victorian life.