An accident brought her to another time and space.
From "she" to "he".
Moreover, she was originally the treasure that her brother held in the palm of her hand, but now she has become the male favorite of the "drunk and rich man".
Well! Forget it, this is nothing. A rare rebirth, she, no! He will definitely live a good life, be loyal to his heart, protect the people he cares about, and never care about etiquette and dogma anymore.
It's just... Why didn't things develop as he wanted? He doesn't need to be "protected"!