Lyric discussion by ThePython 

Cover art for Ultimatum lyrics by Long Winters, The

My thought was that this took place in a previous time, like... non-modern. He's a worker on some sort of farm where he was hired to burn leaves. I also think the plowman line is a double entendre (a sex joke?). Mostly, I agree with Mehrten, except maybe instead of the fear of commitment, he believes that if they commit that something bad will happen?