Cass Brown is about to marry for the second time; his first marriage, to Isabel was annulled. But when he discovers that Isabel just had their baby, Cass kidnaps the infant to keep her from being adopted. Isabel's parents hunt for the child and discover that Cass and Isabel are still hopelessly in love.
After learning of his sister's suicide, Nick, a small-time boxer, decides to pay a visit to his sister's junkie lover in Los Angeles, collect some money and pursue an early retirement in Mexico. Along the way, he meets a 9-year-old girl who's been abandoned by her father and together they hitchhike south.
Abandoned by her lover Philippe, Michèle, a Parisian fashion designer, tries to kill herself. She is saved by her doctor and Ann, a young American nurse, who takes up residence in Michèle's apartment to keep an eye on her patient.
