It's alright, but there are serious flaws. This campaign, to be honest, needs a lot of work. The lighting is god awful, and the fact that it's l4d2 makes the fact worse (as l4d2 has amazing lightin...
Seriously, this is an awesome campaign. The China "feel" is really there for me. I just absolutely love this campaign and can't wit for the update that, for me, will essentially fix the slight prob...
I loved this map. It was easier than others but isn't that the point. If you can find a good spot to camp, do it, and survive as much as you can. Love this map and that's why it gets a 100 from me.