Hahahahaha... I will never forget them... Even if they are gone... You are going to take me to them. Won't you? WeELlL. I AMm GOiING TtO TAKkE YyOU WITHh MmE TtOO.
You need to access the dark green areas found usually in walls. Or else the game won't continue. You'll just loop back to where you were. The game is really glitchy so you can find a way to go through walls.