It's not that hard, you just have to play through each scene a billion times and keep track of all the ways you can die. It's also not a very long game, so if you know the whole way through you can actually beat it in just a few minutes.
I started playing video games 22 years ago. I think most games are shit. This is one of those games I still remember as being memorable, fun, and with an involving story. I usually don't vote on this kind of crap, but yeah, this was very very good.