The Salisbury Poisonings S01E03 - Episode 3

Dawn is staying with Charlie, who surprises her with some perfume.

She sprays herself but, within minutes, collapses. She is admitted to hospital with a suspected drug overdose. Charlie collapses a few hours later and joins her. Dawn's family rushes to her bedside and are stunned to learn she has been contaminated with Novichok.

Nick, keen to get back to work, but still struggling to deal with the trauma of what he went through, is floored when he hears about Charlie and Dawn.

Tracy, whose life had just begun to revert to normal, is devastated, and the team race to work out what has been missed, and how to make Salisbury safe again.