I Saved The Cursed Duke

Read Manhwa I Saved The Cursed Duke:

Asteria, who resides to guard the gods’ tomb.
One day, her tranquil life is upended when a man who is about to pass away materializes in front of her. This man is none other than the youngest and most attractive governor of the empire, Duke Erhardt. Using her magical abilities, Asteria preserves the dying duke, but her powers are only sustained when she is beside him.

She came out of hiding and assumed the identity of the fictitious duchess at Erhardt’s request.
Is it possible for Asteria, who is gradually getting used to her new life, to find love and break the curse?