Walter (Timothy Bottoms) is a teenage boy adrift in life, a daydreamer surrounded by a family of successes. Sent to Spain to study, Walter escapes on a tour bus and meets Lila (Maggie Smith), a repressed British woman with problems of her own. As they travel through Spain, their awkward relationship evolves from silence to friendship to romance. But as they become closer to each other, Lila must deal with a secret she has kept from Walter, one that will test their love.