A fictionalized depiction of the ecological and holistic teachings of the philosopher Fritjof Capra filmed by his brother Bernt, Mindwalk consists almost entirely of the verbal interplay between its three archetypal characters, physicist Sonia (Liv Ullmann), conservative politician Jack (Sam Waterston), and poet Thomas (John Heard). The trio meet for the first time at Mont Saint Michel, a medieval French abbey. Each is suffering misgivings about pivotal life choices; Sonia questions the role of ethics in her work, Jack harbors fears over the government's attitude toward the environment, and Thomas' wariness over an increasingly conservative society has prompted a permanent move to France. The question haunting all three: What now?