A 30-year-old skeleton washes up on the shore, and the victim has a very personal connection to Pearl; Pearl's budding romance with Mike is threatened when he identifies a suspect close to home.
When a mother takes her daughter out for a boat ride despite the father’s wishes, the boat starts taking on water and the two need to be rescued. Was it an accident, or were they targeted? Pearl investigates while Mike tries to enjoy his time off from police duty in the days before New Year’s Eve.
Pearl agrees to help a woman who received a note claiming her missing husband did not die from suicide. Pearl connects the case to a grief-counseling church group and a drowning years ago. As Christmas approaches, Mike sinks into a depression, despite taking on a new flat in Whitstable.
When a recently retired DCI is shot dead during an English Civil War reenactment, Mike immediately suspects the victim’s wife, but she hires Pearl to find out if someone could be targeting her, too. Pearl and Mike plan a date, but a miscommunication puts them at odds.
Working with local cop DS Nikki Martel, Mike investigates the death of a diabetic estate agent force-fed marmalade. When a woman hires Pearl to look into a large sum of cash left in her mailbox, Pearl discovers Whitstable may have a mysterious benefactor-but are they connected to the murder?
Restaurant owner Pearl Nolan discovers the body of her friend and oyster supplier chained to the anchor of his ship. The police, led by out-of-towner Chief Inspector Mike McGuire, believe it was an accident, but Pearl, who also runs a private detective agency, suspects foul play.
Pearl is missing Charlie. Mike is missing Pearl, but a death at a wedding brings them together as Pearl is a witness to family rivalry, angry ex-girlfriends and lies.
Mysterious happenings at Dolly's (shower left running, smoke alarms going off, money missing) has Pearl worried about her mother's state of mind. Meanwhile a burglary has Mike determined not to involve Pearl at any cost.
When 1970s movie icon Zelda St John changes her will, leaving her fortune to her housekeeper, Natalia, the young woman seeks out Pearl, fearing that Zelda's family might hurt her. Not long afterward, Zelda is found unconscious at her home, attacked with a croquet mallet, and Natalia disappears. Clashing over who they believe is responsible, Mike and Pearl lead separate investigations.