Here is the full list of all 17 MISSING: An Interactive Thriller - there are Episode One achievements.
Solve the block puzzle in less than 5 seconds
Complete all achievements
Hit all quick time event circles
Find the batteries before you need them
Get out of the first room without completing the mystery word puzzle
Hit the fire trigger on the first try
Completed Episode 1
Completed Chapter 5 of Episode 1
Completed Chapter 4 of Episode 1
Fix all parts of the generator
Completed Chapter 3 of Episode 1
Completed Chapter 2 of Episode 1
Do not spill any coffee
Completed Chapter 1 of Episode 1
Complete the hidden word puzzle
Click 500 times anywhere
Shut 20 doors or drawers