Carlos Segarra is a famous tennis player, champion, handsome man, millionaire. Betsy Miller is a modest student who works part-time as a housekeeper. They spent only one unforgettable night together and parted, it seemed, forever. A year and a half later, Carlos learns from the tabloids that he has a son. He rushes to England, wanting to expose the lie, but when he sees the child, he realizes that Sebastian is his son. He has only one choice: to marry Betsy.