Okay, so I think that stage starts with a short slide and then you're underwater, right? The green stars are a bit out of the way here, but here are their locations: 1. Wall jump up the first shaft and look for an opening on the left side at the top. 2. Use the cat suit to climb the wall right after the Plessie section. 3. Before going through the last pipe, climb up the wall and use the...