An email received from a best friend who should have died. Various incidents begin to occur around me on that day. I start to search for the truth of the death of the guy in order to find the culprit

Harassment to escalate. Who is the culprit at all? Common points with painted self-portrait are similar to an incident in high school and ...

In searching for the unexpected side of the guy who worked in the host club, and the Hadano who had an interaction with him. And the person who is revealed has a certain disease is revealed ... and the appearance of the harassing criminal at last.

Truth of harassment and wrong justice. The truth of the accident revealed by a mysterious young man named Kuroiwa. And with the darkness that Shiori holds.

My mother told me that I want her to celebrate her birthday. For the first time, I have asked my mother for the truth about his death. And the sin to be confessed

I understand all the truth, I despaired, I headed to the roof where I committed suicide to follow the guy. Shiori also confessed to the past sins. What is the end of each one with despair?