While Sam and Dean Winchester have pretty awesome first introductions ... Rowena was as a mysterious woman reading a book. A drop of blood falls on her arm, and the camera pans up to reveal ...

Yet given that the show’s mantra has always been “family don’t end with blood,” and that Sam and Dean’s “family ... of becoming the hunky Winchester bros, rather than geeky women ...

We've followed Sam (Jared Padalecki) and Dean Winchester's (Jensen Ackles ... characters who taught us that family don't end with blood.