Claudia Jardin is a musical genius. She is also a pre-immortal. She doesn't know it, but MacLeod does. And so does an old friend of his, Walter, who wants to trigger her immortality now, at the peak of her talents. To preserve her gifts. But Duncan doesn't think it's his, or anyone else's choice to make, except for Claudia.
Methos is still around, and falling for a waitress at Joe's bar