Absolute Alchemical Potion

look, the great scientist and alchemist Celcia. Her numerous discoveries have helped the world, but more have caused damage. A series of circumstances that she refused to mention led to her exile. Now, the witch has to endure the cold brought by the hot sand in the barren land.
but Celsia knows how to get out of this repressed place!
the smartest and most powerful scientist in the world has found a way to create an elixir of immortality. She immediately reported her success to the Ministry of Magic. Now those snobbish wizards will surely bow down at her feet and allow her to return to civilization.
everything would be fine if it weren't for some trivial-- as the young lady said-- nuances. The potion has not yet been prepared, and her last attempt to prepare it failed for unknown reasons. In addition, an unexpected side effect occurred-Celcia's power was blocked due to a curse, and her body was halved.
what can we do when the person who is supposed to confirm a major discovery is at the door, the potion is not ready, the magic is gone, and a serious promise is broken and will end in the death penalty?
in this magical world of unusual rules, exciting and sometimes dangerous, but the most interesting adventures await you.
helps the protagonist regain her strength and brew a potion that will change the world or find true and eternal love.