Shinrei Taiken: Jikkenshitsu no Mariko

Tennis club members stayed at school for summer training camp. One night, a couple of members gather and do test of courage in school lab that have a rumor about a ghost of girl who hanged herself.

Chiho stopped a boy from trying to hurt his eyes. At that time she was puzzled by his reaction when she stopped him but now she understand the reason because she herself want to hurt her eyes.