If love is lucky, Song Zhuxi will have a happy ending.

If there is providence in love, Song Zhuxi married Taixiu and had a daughter. After He Jun's death, relatives and friends told her the truth about He Jun's marriage, and his ashes were spilled by Song Zhuxi in a river in the country. Song Zhuxi, who knew the truth, burst into tears. Later, Song Zhuxi settled abroad.

Song Zhuxi is the mother of Yin Zixi, the heroine of If Love Is Destiny. Yin Zixi didn't know the love story between mom and dad until she read her first love diary, and she also knew that mom had an unforgettable first love.

Song Zhuxi was born into a noble family. When he spent his summer vacation in the country, he met the poor boy He Jun.. When he returned to school, they met again and fell in love. But He Jun's brother Taixiu also likes Song Zhuxi. He Jun and Song Zhuxi have different family backgrounds, and there are brothers between them. They finally broke up.

The two people who met again after many years still failed to continue their friendship. Song Zhuxi married Taixiu and gave birth to a daughter Yin Zixi. Song Zhuxi settled abroad many years later and lived alone.