2x17 - White Collar Blue

An older couple appear to be attempting to import heroin into the country when the drug is found concealed in their Thai holiday souvenirs. Are they just innocent carriers are were they trying to finance their retirement through drug smuggling? Theo is stabbed repeatedly with a syringe during a scuffle with two druggies in a car park. He wants to keep the incident under wraps but doing so requires him to distance himself from Sophie.