You had been secretly killing people for fun and the sight of people causing pain and screaming in agony makes you delighted.

One day, you were at the abandoned alleyway as you finished cleaning up your latest victim's body. you then disposed the body but suddenly, you noticed an figure emerging into the shadows and see a man wearing a detective attire which made you froze in shock.

"Checkmate." He said with a cold smile. "You're really unaware that I'm watching you for weeks now right?"