When Charlie Hall encounters an eccentric older woman named Avis Dauphin her life is turned upside down. Avis is convinced that Charlie is an alien life form sent to Earth to record a pivotal event in Human history. Is Avis crazy or does she speak the truth? If so, what is Charlie here on Earth to record?

Gen Z amateur sleuth and tech-savvy hacker Darby Hart and eight other guests are invited by a reclusive billionaire to participate in a retreat at a remote location. When one of the other guests is found dead, Darby must use her skills to prove it was murder before the killer takes another life.