When 18-year-old Christian Shaw is found dead in an Edinburgh park, the city reels - and the shock only deepens when police charge her best friends, Eliza Lawson and Isobel Smyth, with her murder.

As their trial begins and headlines scream for justice, rumours of bullying spiral into something darker: whispers of rituals, obsession, and a teenage pact gone wrong.

But then the girls take the stand - revealing a chilling defence no one saw coming - and the jury must question everything: the motives, the evidence, even their own judgement.

Who's telling the truth? Who can be trusted?
And what really happened to Christian Shaw?