Dusk Maiden of Amnesia - Episode 4 [English Sub]

Dusk Maiden of Amnesia is a supernatural mystery series about a first-year middle school student, Teiichi Niiya, who encounters Yuuko Kanoe, a ghost girl with no memories, at his school. He vows to help her uncover the truth behind her death by investigating the school's infamous "Seven Mysteries," which are all linked to her existence.