Five word sentences are fine. The first paragraph is not; the content itself is dull. Do it with useful sentences.
I was delighted when I first read the short, punchy, and somewhat dislocated clauses of The Stranger by Camus. Actually, a more pertinent example is the first page or so of Molloy by Samuel Beckett. Maybe the reader is supposed to be bored; I find it refreshing.
> But several together become monotonous.