(This story is harsh on the protagonist. Please check the tags.)
By day, she was the most saintly of saintesses. But behind closed doors, she would enter the basement and gently caress the face of the girl before her, indulging in the world's most depraved acts;
By day, she was humble and courteous, hailed as the kindest of generals. But in private, she would speak beside the girl's ear, arrogantly denouncing everything around her;
By day, she was the orphanage director who gave away money and clothes. But in private, she would greedily take the last of the girl's coins and indulge herself with everything the girl had;
By day, she was a knight devoted to her duty, faithfully guarding those above her. But in private, she would order the girl to assassinate them, jealous of their power and status;
By day, she was a devout, level-headed pope. But in private, she would yank the girl's collar and angrily berate her for disobeying;
By day, she diligently managed the city's affairs as its lord. But in private, she would lazily recline on the sofa and make the girl plan everything for her;
By day, she was a chef who cherished food and was loved by everyone. But in private, she would skimp on the girl's meals because she greedily devoured everything on the table;
Whenever the girl was utterly exhausted, they would cruelly punish her. Yet when she could no longer endure it and ran away, they would panic, worrying about the dangers she might face;
Just as everyone was about to catch the fleeing girl again, she wasn't alone in a corner, silently crying as they had expected. This time, someone stood in front of her, shielding her.
The girl who would bring the world to its end would eventually find someone capable of bearing that brilliant yet lonely star.