A wounded and mistrustful Nancy desperately needs an ally - but she cannot open up to Hayley for fear of putting them both in danger. When the police make a public appeal hoping to find the missing witness, Nancy is unexpectedly forced into the spotlight, which also brings an old enemy out of the woodwork. Soon after Nancy receives a package, and she realises that someone is on to her. She warns DS Kevin O'Dowd that there is a leak on the team, but cannot say more for fear of exposure. Meanwhile, the murder investigation focuses on Frank Le Saux's accountant, Theo Kettler. When a witness links Theo to a Newhaven garage suspected of drugs trafficking, the police mount a surveillance operation. Pursuing her own dangerous investigation, Nancy finds herself at the same location - only to stumble into a second shocking murder. (thetvdb.com)