Campus radical and the anonymous host. Orchestrates the deadly game as revenge for his brother's wrongful psychiatric commitment and electrocutes himself after confessing.
Henry is the mastermind seeking vengeance against Margaret for destroying his brother.
Jean is Henry's romantic partner and the only person he spares during the massacre.
Sylvia's past collaboration with Margaret makes her a target for Henry's retribution.
Jason views Henry as a rival enemy and attempts to eliminate him and the others.
Henry operates as the hidden puppeteer controlling the events in the penthouse.
Explore the full interactive character relationship map of The 9th Guest