The Impossible Fortune by Richard Osman

 Fortune is the newest installment in the charming Thursday Murder Club series. Joyce's daughter Joanna is getting married as the story starts. Nick the best man, seeks out Elizabeth and says he needs her help. It turns out there is a problem with the storage company he and his partner Holly own, involving millions of pounds in bitcoin--plus he found a bomb under his car, so someone is trying to kill him. Shortly after that, Nick has gone missing and Holly is dead. Elizabeth is feeling alive for the first time since her beloved husband died, as she and the gang try to find Nick, figure out who killed Holly, and track down the 2 code numbers that they need to resolve the storage/crypto issue.

At the same time, Ron is trying to help his daughter, who is trying to get her abusive husband out of her life and away from their son. There are some twists and turns near the end. And Elizabeth has identified someone who could be a good future spy. Delightful as always. Can't wait for the next adventure.