1) What puzzles did you like the best? Why did you like them?
2) What puzzles where the hardest to solve? Why where they so hard and what kind of solutions did you try before finding the correct one?
3) How did you find the pacing in the game? Where there any particularly slow moments or some moments where too many things happened?
4) How did you like the variation of events and gameplay elements? Could there have been more diversity or should there be more focus on the gameplay?
5) How did you like the characters in the game? Was their voices fitting? Was the voice acting good? What character did you like best / worst?
6) How did you like the ending?
My conclusion is: Penumbra black plague is an great game with good story and innovative gameplay!
10 of 10 Points!