Your assumption is correct. The obstacles are for the most part randomly generated. And because of that there are some cases of creating unintentional "traps" where Normalin gets stuck. It was one of the reasons I allowed Normalin to walk backwards. Anyway I might think of better way to solve the problem.
I disagree with the dumpster climbing idea because its a little to late at this point. Adding that in would require me to go back, make new animations, make changes to the animation scripts, etc. In other words it would waste a lot of time.
I assure you her hands will have some game-play significance in the next version but I'll leave it as a surprise.