S01E08: 'Save Me'

Meredith grows increasingly dissatisfied with the unknown details of Derek's life.

Meanwhile, Alex treats Devo, a patient whose religious beliefs jeopardize her chances for recovery.

Izzie contemplates reconnecting with her estranged mother.

Zoey, a pregnant woman in her 40s who's been diagnosed with cancer, disagrees with Cristina's medical advice.

And the interns are mystified by Cable, a patient who's being treated for seizures and who thinks he's psychic.