The Doctor is a Time Lord: a 900 year old alien with 2 hearts, part of a gifted civilization who mastered time travel. The Doctor saves planets for a living—more of a hobby actually, and the Doctor's very, very good at it.
The everyday lives of working-class residents of Albert Square, a traditional Victorian square of terrace houses surrounding a park in the East End of London's Walford borough.
Set in the fictional Midlands town of Letherbridge, defined as being close to the city of Birmingham, this soap opera follows the staff and families of a doctor's surgery.