By accident, he fell into a trap by his opponent. She was innocently involved in the trap and became his 'fire-fighting' medicine.
When an innocent life comes, she chooses to confess, but inadvertently becomes the third party in a couple's relationship. She stubbornly gave birth to a child, but had to face the "evil reputation" of being a third party who broke up other people's feelings.
Later, for the sake of her parents, she had to marry the man who had once raped her. After three years of cold war, she had to accept this 'husband' for the sake of her children. However, when the relationship between the two improved, his former girlfriend appeared.
She was unable to intervene in all this and wanted to end this mistake. But after it ended, he was killed in a car accident.
When she woke up, she returned to the time when she was seventeen years old, and the man who made her unable to face appeared in her life again. This time, how should she deal with all this?