So later that night I take the body to the crawl space. And I'm down there and I can't get any sleep that night, so I go back up to the house. The next day, I have to figure out a way to dispose of the evidence. Buy a knife, a hunting knife. Go back the next night, slit the belly open, and masturbate again.
Dahmer describes his first murder in 1978. From a 1991 interview with FBI agent Robert Ressler before Dahmer’s conviction and sentencing.