Go back and try to find the lake.
From Wikiventure
Once again, you retrace your steps back the way you came. By the time you get to the twoleg place, it is lighter out. You can see now there is a stretch of strange black path that looks crossable right near the place you had been only a little while ago. Nearby there is more of the path cutting through the forest. There are dense pine trees here that you guess must be ShadowClan territory. Nevertheless, you begin to cross it and are almost to the other side when you see a twoleg coming towards you.
Thinking fast, you...