I meet with murderer

One day I was at my house and somebody knocked on the door I answered it. It was a man with flowers I recognized him from college. I told him hi, and he said that he liked me, like liked me. I told him to go away and that I didn't trust him.i didn't trust him because when I was at college somebody got murdered. He was one of the suspects. I told him to go away and he did he came again the next day and the next, and the next, and the next. I couldn't take it I finally got him in my house. He said that he wanted to go to bed since it was late so I told him he could sleep in my guestroom. When I woke up the next day there was blood all over the world. There was a high school teacher sitting there.(dead) I turned around to run out but as I turn around....(to be continued)