Tasogare Otome x Amnesia (Dusk Maiden of Amnesia) - Vol. 10v2

A young woman, by some strange occurrence, was left to die alone in the former building of Seikyou Academy. Mysteriously, there is one person who can see her in ghost form: Niiya Teiichi, a freshman. Now they both seek to find out the reasoning behind her death, and what could have caused it.