The man who killed my father appeared before me and my beloved daughter after I retired as an investigator. I was raped repeatedly by the man I hated most in this world until I became pregnant. My father was an investigator... but he was murdered 15 years ago. Learning the truth, I became an investigator myself to avenge my father's death and hunt down the killer. Eventually, I married a fellow investigator, and soon after, I discovered I was pregnant. But I had no intention of quitting my job before achieving my goal. However, just before giving birth, my husband died in the line of duty. ...Only I could protect this child... I retired from being an investigator and gave birth. I chose a peaceful life with my beloved daughter, my husband's only memento. Then, I heard information about the case...