When the body of an elderly woman is discovered at a well-known suicide spot, Ronnie soon detects foul play, with suspicion falling on the victim's son and daughter-in-law, as well as a doctor who has recently arrived in the UK. However, even after a confession is secured, Joe remains baffled as to the motive, and Kate struggles to remain professional - jeopardising her career and leaving Jake to prosecute the case alone.