Sarah McLachlan's music has become part of the soundtrack of our lives. A life of music is an intimate look into Sarah's life as she prepares to release her latest studio album, Afterglow. It's a candid portrait, as told by Sarah herself, along with family and friends, delving into romantic entanglements, motherhood and the perils of a cutthroat business, including obsessive fans, lawsuits and the controversy around Lilith Fair.