Because of the nature of the game, This walkthrough will be filled with spoilers.

Puzzle 1: The Door - Tip: Every 'now' is a different response.

Fo the Bad Ending, Listen to every odd 'now' and for the Good Ending every even 'now'

Puzzle 2:Masked Man - Tip: Click on him.

For the Bad Ending, Click on him then play and for the Good Ending..........

Puzzle 3:Dark Maze - Tip: Explore even if it seems wrong.

For the Bad Ending, After Doing through the locked door, turn right and follow the ringing and for the Good Ending, Turn right then continue. you will get a different magic word

Puzzle 4:Sober Up! - Tip: Drink sound means Water While Hiccups mean getting Drunk.

For the Bad Ending, Count how many times the man drinks some water and for the Good Ending, Count his hiccups

Puzzle 5:Head

For the Bad Ending, Input the numbers you got from doing the bad path and for the Good Ending, Input the numbers you got from doing the good path

Magic Word

For the Bad Ending, Input the word you got from the phone and for the Good Ending, Input the word you got from the wall

Head 9 - Top 2 - Mid 6 - Bot Magic Word: Zork

Head 1 - Top 3 - Mid 0 - Bot Magic Word: xyzzy