Dusk Maiden of Amnesia - Episode 1 [English Sub]

Dusk Maiden of Amnesia is a mystery, romance, and supernatural series about a middle school student, Teiichi Niiya, who encounters the ghost of a girl named Yuuko Kanoe in the school's old building. Yuuko has no memory of her past, so Teiichi helps her by investigating the "Seven Mysteries" of the school, a series of ghost stories that are connected to her existence. As they delve deeper, they are joined by Yuuko's grand-niece, Kirie, and fellow student Momoe, uncovering the truth behind Yuuko's death.