Crime scene: 162 mystery solving puzzles to find out who the murderer is

Chapter 41 The Death of a Singer
One morning, the beautiful singer Lisa died in her apartment.The first person who found the body was her manager. Seeing that the door of her room was unlocked, he thought she was too careless, so he walked into the room, but Lisa was nowhere to be seen.I saw that the door of the bathroom was locked from the inside and could not be opened. The blood flowing from the crack of the door had solidified.The agent was taken aback, and immediately called the apartment manager, and they broke open the door of the bathroom together, and saw that Lisa was sitting on the urinal in her pajamas, dead.

She was stabbed in the back with a dagger-like weapon.It looks like he fled into the bathroom after the bedroom was attacked and bolted the door from the inside in case the killer died in pursuit.The search was bogged down when the police scouted the scene but found no clues to the killer.

Afterwards, Police Officer Li happened to meet his friend Detective Zhao, and told Detective Zhao the difficulties encountered during the search.Detective Zhao arrived at the scene and checked the bathroom where the victim died with great interest.Then, he told Police Officer Li that the murderer was a man with capital letters A·K.

So, where did Detective Zhao find the murderer's initials?

[Answer] It's on the toilet paper in the toilet.After the victim fled into the bathroom, he pulled the paper a distance away, wrote the initials of the murderer's name in capital letters with his own blood, and then rolled up the paper.In this way, even if the murderer breaks open the door of the bathroom, there is no need to worry about the letters written in blood being discovered.Afterwards, whoever uses the toilet paper will find the blood book and report it to the police.When the police inspected the scene, they did not check the toilet paper, which was an oversight.

(End of this chapter)