Princess Sheila regains memories of her past life and discovers that the man she once loved, the “wicked Emperor” Clive, has been reincarnated and is destined to sacrifice himself once again to save the world. Determined to save him this time, Sheila enters a political marriage with him, only to be met with his cold rejection. Unaware that Clive also remembers their past and has secretly loved her all along, Sheila relentlessly tries to change his fate, leading to a bittersweet romance filled with hidden feelings, misunderstandings, and the fate of the world at stake.