A tech millionaire who appears as a kind and attentive partner but conceals a controlling and manipulative nature, motivating many of the novel's central conflicts.

Initially introduced as "Scottie," a hired actor who manipulates Abigail under the guise of a genuine connection, later revealing deeper involvement in a broader conspiracy.

The ideological leader of a dangerous cult and the owner of a sinister resort, orchestrating psychological games and maintaining control through manipulation.

A side character on her honeymoon at the island resort, whose experiences parallel Abigail’s, showcasing the systematic cruelty inflicted by the resort's orchestrators.

The only female staff member at the resort, who provides cryptic warnings to Abigail, representing the constrained and fearful female presence within a male-dominated environment.

Abigail's parents, whose recent financial and emotional struggles set the stage for her initial motivations, symbolizing the instability she desperately wishes to escape.