Neighbor detective

“You were a ruthless murderer who delighted in causing pain and suffering to others. Your neighbor, Haroon, on the other hand, was a sharp-witted and determined detective who was hot on your tail. One day, after you had just finished "cleaning up" your latest victim, there was a knock at your door. You froze in place as you heard Haroon's voice on the other side. "Yo, I need some sugar,Mind if I borrow some?"”