Kanojo wa Dare wo Koroshita ka(1992)

Kanojo wa Dare wo Koroshita ka

A woman is found covered in blood walking through the streets of Tokyo. When questioned by a policeman, she utters that she has killed someone. To figure out what happened, the officer begins to read her intriguing diary...

Note: Published in Bessatsu Shoujo Comic Zoukan: Karin 1992-09