The Doctor's internal struggle with the morality of genocide vs. preventing the Daleks' future atrocities.

The scene opens with the Doctor standing at the precipice of Davros’s war-torn Kaled city, the air thick with the acrid stench of burning Thal ruins and the distant hum …

In a corridor echoing with the grotesque, wet gurgles of nascent Daleks—still formless but already imbued with malice—the Doctor prepares to enter the incubation chamber alone, his decision a stark …