"In a peaceful retirement village, four unlikely friends meet weekly in the Jigsaw Room to discuss unsolved crimes; together they call themselves The Thursday Murder Club. There's Red Ron, the infamous former socialist firebrand, still causing trouble; gentle Joyce, widowed, pining for another resident, but surely not as innocent as she seems; Ibrahim, a former therapist who understands the darker side of human nature; and Elizabeth? Well, no one...

The Thursday Murder Club is still riding high off their recent real-life murder case when an unexpected visitor arrives at their posh retirement village. An old colleague of Elizabeth's, the man is now on the lam after stealing diamonds from the wrong man, and he desperately needs the Club's help. As bodies start piling up, Elizabeth enlists Joyce, Ibrahim, and Ron in the hunt for a killer. But this time they are up against a ruthless murderer who...

A spoiled, tattooed rich man reluctantly agrees to become an assistant to two casually exploitative nonagenarians before unexpectedly catching the eye of the property's serious-minded manager.

Unexpectedly finding herself a penniless widow with no real skills, Poppy Harmon opens the Desert Flowers Detective Agency with her two best friends, Violet and Iris, and takes on a burglary investigation that quickly becomes a dangerous case of murder.

Ten-year-old Edward lives in his family-run retirement home. While his mother struggles to keep the family business afloat and his father copes with the onset of a mid-life crisis, Edward leads an increasingly lonely existence until he meets Clarence, a retired magician and grieving widower who refuses to give in gracefully to old age.