This is a true crime in real-time update from True Crime Today and the Hidden Killers podcast.

It's a cold January evening in 2017, and an email arrives in the inboxes of the neonatal nurses at the Countess of Chester Hospital.

The message is polite, even cordial. The sender, Lucy Lettby, writes that she has been fully exonerated,

and plans to return to work in the coming weeks. She asks her colleagues for support,

sensitivity, even a little understanding. But there is something deeply unsettling about this email.

Letby had been removed from her post six months earlier,

following a series of infant deaths and collapses in the neonatal unit.

At first glance, the email seems like that of a colleague,

merely wanting to return to her normal life,

after being caught up in what she describes as distressing allegations.

But this is no ordinary colleague, and these are no ordinary allegations.

By this time, Lucy Lettby had already been dubbed the Angel of Death

by some of the very doctors she was now asking for support.

Her words would send a chill down the spine of the nurses reading them,

because despite Lettby's claims that she had been fully exonerated

and that the accusations were unfounded and untrue,

the uneasy whispers among her colleagues had not disappeared.

Far from it. In fact, those whispers were growing louder. The allegations she so readily dismissed were anything but resolved.

This was only the beginning of the unraveling of a case that would shock Britain. And as the story

unfolds, it becomes clear that the truth about Lucy Lettby would

be more horrifying than anyone could have imagined. Lettby was, at this time, a 34-year-old nurse,

working in what many would consider a sacred space, the neonatal unit, where some of the most

...