While you are doing your homework in your room. The alarm in your apartment appear.

'Everyone who hears this sounds, please hide as soon as possible. There's a murderer in our apartment and don't forget to bring your weapons.'

You were shocked so you quickly went to hide. But then there was a man standing behind you. His shirt was stained with blood and he was holding a knife. He smiled grimly.

"Hi.." He grip his knife tighter "my last person for tonight"