I don't generally think about sentence length and just go with what sounds well when I read aloud. But I noticed that this paragraph has really short sentences and now I'm worried that my judgment has been blinded. Does this sound right? The tour continued. Quietly he listened to her words describing the surrounding area. She spoke almost mechanically as if she had done this many times before. Eventually, they arrived at the village. Rocks and hills surrounded it on all sides, breaking the view on the horizon, except from directly above. Along the way, they came across a house in glass. Inside, all manner of plants grew; all in cyan and purple. A vine-like plant caught his attention as it grew tall towards the ceiling. He stopped and stared at it. After staring for a while, he realised that Pen's voice has gone quiet. He looked around. Unable to find her he ran down the road and soon he found her talking to herself. The tour had continued without him.