It’s a sign of the times that any road traffic accident involving a van or lorry and pedestrians is considered a potential act of terrorism.

However, in the case of the car crash that opens this week’s topical two-parter, it seems the truck driver was blameless while the female driver of the car he hit was under the influence
of drugs.

As the trail leads to a care home where her son Kevin lives, and there are suspicions of abuse by staff, the case stirs up painful emotions and memories for Clarissa.