The Great Flood — Characters & Cast

Protecting her son Ja-in and keeping him safe amidst drowning chaos.

Evolves from a frazzled, overwhelmed mother struggling under pressure into an emotionally fully-awakened entity whose love breaks the limits of an artificial system.

Fulfilling his mandate to extract An-na and complete the survival initiative.

Introduces himself as a cold, pragmatic corporate security officer executing an evacuation mission, but functions as the system observer monitoring An-na's behavioral choices.

Seeking safety, comfort, and connection with his mother.

Functions initially as an innocent child in danger; later revealed to be "NewMan-77," a synthetic subject designed to trigger maternal instinct in the simulation.

Creating emotionally complete synthetic humans to repopulate Earth post-extinction.

External scientific figures who remain outside the loop, overseeing the simulation parameters.