An American millionaire, who had always bad luck with women, bets that he can live without them for five years. But after four and a half years traveling around on his yacht, he rescues a lady from drowning in the English Channel.

Vanina loves rebel leader Octavio, who gets caught. He gets a pardon and marries Vanina. When he is captured again, Vanina helps him to escape prison. They are both caught, and after his execution she dies from grief.