"A brave maid in a haunted mansion uncovers the tragic past of a malevolent spirit, leading to a dangerous confrontation and a bittersweet twist that forces her to sacrifice her own happiness to set the spirit free."
Protagonist: A brave, resourceful maid working in the haunted mansion; Antagonist: A malevolent spirit haunting the mansion and tormenting anyone who dares to uncover its past.
The protagonist discovers a hidden diary in the mansion, revealing the tragic history of the malevolent spirit and its connection to her own past, leading to a dangerous confrontation with the spirit.
As the protagonist confronts the malevolent spirit, she uncovers the truth behind its tragic past and realizes that she is the only one who can release it from its torment. With courage and determination, she performs a ritual to set the spirit free, bringing peace to the haunted mansion and finding closure for herself.
Twist: The protagonist discovers that the malevolent spirit is actually her long-lost sister, and the only way to release it from its torment is to sacrifice her own happiness and memories, leading to a bittersweet ending where the spirit is set free but the protagonist loses a part of herself in the process.