An amateur sleuth receives a mysterious invitation to a reclusive tech billionaire's secret retreat.
Darby believes the death she witnessed may be murder, but no one believes her.
Darby plays the role of the perfect guest in order to covertly investigate the crime.
Darby breaks out of lockdown and discovers the retreat may not be what she thought it was.
Darby confronts her prime suspect only to find the tables turned and an unexpected alliance formed.
Darby uncovers the secret retreat within the retreat; she and Bill meet the Silver Doe Killer.
The remaining guests gather and discover the killer among them.