After her death, Su Qingjia returned to the time before she married the scumbag.
In her previous life, she didn't hesitate to be a concubine just to stay with him, but she ended up with a broken family and a miserable death.
It is impossible to be a concubine in this life.
She wants to fall in love with her fiancé, to sing harmoniously, and to avoid the shame of her previous life.
On the day of their wedding, he made her his queen and solemnly promised that "I will never accept two colors in my life."