Flik Swan

Hapless Agnes repeatedly falls for the wrong guy, dies a grim death, and is reincarnated a century later. As she experiences romantic misfortune spanning various eras, Agnes aims to avoid repeat mistakes and finally break the cycle.

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.