While Y/N grew up playing with dolls, she is unaware that her dolls are manipulating her mind so she can play with them some more. Then their spirit forms all stay in her mind, so she can be the doll's human living doll. Meanwhile, her older sister Leah does rather care and tries to stop the dolls from taking control, but at what cost? Will the dolls destroy the L/N family, or will Y/N regain control of her mind? * Yan! Genshin Haunted Doll AU x Female Reader *