It all started with football. Deok Hoon falls in love with In Ah, who shares his love and passion for sports. They quickly become lovers, and he proposes. She refuses at first, but they are eventually happily married. Marriage is like a dream until one day, In Ah declares her wish to marry another man. She doesn't want divorce as she loves Deok Hoon all the same; the only change is that she loves the new man as much. Leaving Deok Hoon, who finds himself unable to leave In Ah in the middle, she goes ahead and marries her new man. And so the bizarre bigamy begins.