It tells the story of a girl who was abandoned as a child and then adopted by a teenager.
The changes in her life over time made her fall in love. Unexpectedly, she got into a car accident and woke up to find that the person she loved had married another woman.
Lonely, she had to return to her mother and implement a business marriage as a negotiated deal.
And where is the man who got married when he was young and mature? He became her veritable... Brother.