In Northern Ireland, from the late 70s to the early 90s, the IRA killed over 40 alleged informers.

But the man who often found, tortured and sometimes killed these people on behalf of the IRA

was himself an informer, a secret British army agent with the codename Stakeknife.

Who gets to play God? And why me? Why my family?

When lies are still being told to this day, who do you believe?

I wouldn't even know where to start.

And I'm with the IRA.

Steakknife.

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My sister summons me with these words.

Corrity, I killed him.

I had hoped I would never hear those words again.

So begins my sister, the serial killer,

just one of the books that weighs up ideas of justice

on today's perfectly balanced open book.

Later, the court battle for Kafka's legacy

and how fiction writers are taking inspiration from true crime storytelling.

But first, we return to that phone call.

The opening lines to an arresting debut novel

from the Nigerian writer and poet or Yinka Braithwaite. My sister, the serial

killer, tells the story of Coride, a dutiful, plain, life-saving nurse, and her beautiful,

...