New Earth (S02E01)

Set in the distant future of five billion and twenty-three, the Doctor brings Rose to New Earth, a planet born from the remnants of their home. They visit a hospital run by the enigmatic Sisters of Plenitude, who possess the remarkable ability to heal all ailments. However, lurking in the depths of the facility is a familiar foe, seeking vengeance against the Doctor. As they navigate the wonders and dangers of this new world, dark secrets begin to unravel, revealing that not everything is as it seems.