After Marrying a Rich Man by Mistake, I Found Out That My Whole Family Is a Villain.

The heroine originally planned to marry the man of her dreams, but she accidentally married the most famous playboy in the capital. After getting married, she discovered that not only was her husband a "drama queen" who pretended to be a pig and ate a tiger, but her seemingly innocent family was actually a deeply hidden family of conspirators, planning a grand conspiracy to overthrow the dynasty.