The Sisters of the Infinite Schism were medical nuns who tended to the ill. River Song was put in their care after she used up her remaining regenerations to bring the Doctor back to life. (DW: Let's Kill Hitler)
The Sisters of the Infinite Schism were medical nuns who tended to the ill. River Song was put in their care after she used up her remaining regenerations to bring the Doctor back to life. (DW: Let's Kill Hitler)