The ringing in his ears grew louder and louder. It sounded like the sound of a heart coming from beneath the wooden floor. Finally, he couldn't stand it and confessed the truth: that he was a murderer.
The sound in his ears grew louder and louder, sounding like a heartbeat under a wooden floor. Finally, he couldn't bear and admitted that he was a murderer.
The voice in his ears is getting louder and louder, and the voice is more like the voice coming from under the wooden floor. Finally, he couldn't help but admit all the truth and say that he was the murderer.