By some mistake, Lu Yanci recognized the wrong benefactor.
His request to marry his sister-in-law was rejected, so Han Zhiyu, the concubine of the Han family, got married instead.
After marriage, he treated her decently and closely, but his heart was always attached to his sister.
Han Zhiyu knew in her heart that she was just a substitute, unable to love her, and full of desolation.
Until one day, she suddenly discovered that the person who saved him from the desperate situation in the cold winter was herself from beginning to end!