After retiring from my job as an investigator, the man who killed my father appeared in front of my beloved daughter and I. I was raped until I became pregnant by the man I hated the most in this world.

My father was an investigator. ...was murdered 15 years ago. In order to find out the truth and avenge my father's regrets, I became an investigator and pursued the culprit. Eventually, she married her husband, who was also an investigator, and it was soon discovered that she was pregnant. However, I had no intention of leaving my job half-heartedly. However, just before she was about to give birth, her husband died in the line of duty. ...I'm the only one who can protect this child... I retired from being an investigator and gave birth. She chose to live a peaceful life with her beloved daughter, who is a keepsake of her husband. Meanwhile, he hears information about the incident...