The Crown Prince Forced Me to Be His Concubine? Reborn, I Married the Future Emperor

[A sweet, sunny, feisty heroine who only throws her weight around at home VS a lovesick, loyal hero who pretends to be insane + bickering enemies + marriage before love] Only on her deathbed did Song Jinzhi learn that the legitimate elder sister she trusted most had stolen her token and stolen her destined phoenix fate, taking her place as the regent empress dowager's darling. The empress dowager mistakenly believes the elder sister is her daughter, lost long ago, and vows to make her empress. Afraid her identity will be exposed, the elder sister stops at nothing to ruin Song Jinzhi's appearance and reputation, forcing her to become a concubine and keeping her trapped and tormented in the inner residence for years. When their parents and elder brothers notice something amiss, they go everywhere to prove her true identity, but the elder sister uses the empress dowager to accuse them of treason and have them killed. On the day the Third Prince ascends the throne, Song Jinzhi is torn apart by vicious dogs at the command of her elder sister, now empress...