After experiencing the tragic death of her family in her previous life, Mo Jiaojiao has been reborn into her 3-year-old self! In this new life, she decides to enter the palace earlier to save Mo Yuan State. However, she never expected her papa to be a cruel tyrant who not only forces her to learn etiquette but also kills people without reason. But eventually, Mo Jiaojiao becomes the little princess he dotes on the most, even forming a connection with a hostage from the enemy state. The tyrant can only angrily warn: "All of you, scram! Jiaojiao is a treasure that belongs only to me!”