I reach out to bop Peter, but he's already running up the rickety, twisty staircase with the missing spindles.
I think the second sentence needs broken up and rewritten. It could be two or three. Hard to tell without seeing it in context with surrounding sentences.
And if you need a crit partner or reader, PM me. With two teens (one of whom I homeschool), three dogs, two cats, an elderly father-in-law, and a busy freelance schedule, I don't have time for a formal critique group. But I'm always looking for people to regularly swap with.