She traveled through time, and she knew that she was only here for one person, and she tried her best to ensure that he ascended to the throne, but she was met with suspicion and betrayal. She is his queen, but because he has no family, no friends, no power, she is an orphan. She even lost her right to be a mother and eventually died tragically in the cold palace.
She was reborn, but at the most miserable time. This time, she really didn't love him anymore.