Just one interpretation but the opening lines and chorus make me think it could be about a crazy obsessive guy with an unrequited crush. He's jacking off in his bed and wishing that she returned his feelings, and he has murderous impulses not only toward her but for the guy she chose instead of him.
Just one interpretation but the opening lines and chorus make me think it could be about a crazy obsessive guy with an unrequited crush. He's jacking off in his bed and wishing that she returned his feelings, and he has murderous impulses not only toward her but for the guy she chose instead of him.