[DeepL Translation - needs review] Introduction to Volume 1: "Seven years ago, I killed a man.
Kazuma Kazuma, who killed the man who drove his sister Yuri to suicide, has been released from prison after serving seven years.
Even after all this time, the moment he killed the man still haunts his mind. --He also remembers his only daughter, who was standing right in front of him.
Tormented by guilt, Kazuma decides to atone for his crime with his own death.
He and his mother, who came to pick h...
