The Betrayed Queen is Devoted To By The Beautiful Baron

Out of a sense of responsibility for being the queen, Estelle lived her entire life as if she married the state.
However, what awaited her at the end was a betrayal by the person she trusted the most.
With her dying breath, Estelle vowed that:
If she were to be reborn, she’ll never become the queen again.
Suddenly, she woke up and found herself in an unknown house, in a world she’s never seen before.
In front of her was an unfamiliar man.
“There’s just one thing you must do, that is, to remember me always.”
The princess was unexpectedly reborn after 150 years had passed,
Will she be able to create a life of freedom for herself?