the secretary of the academy suspected of the owner, because in that day , she saw a knife in his hands.
the man knew that the secretary suspited of him, so, he decided to kill, in her house, with a stone in her head.
but the woman isn`t died. she is injured. she is taken to the hospital . when the police ask question her. she said that the owner academy was the guilty, so the man is led to jail to life imprisonment.