简述：A madman first loves and then hates his neighbor, and the keen gaze of an old man makes the madman feel uneasy. He planned a perfect crime and executed it one night. The next day, two police officers knocked on the crazy man's door to investigate the screams heard at night. The madman invited them in, answered their questions, and underwent an eye examination by one of the police officers, who declared him innocent. The madman invited them to stay and relax, and then used his criminal theory to please them. His heartbeat began to increase. The angle of the set was tilted, revealing the man's inner turmoil.
