Here is the full list of all 11 GUILTY achievements.
Turn off the tv.
Reach the second level.
Die to the dog in the first level.
Complete the mannequin puzzle.
Set the clocks to the correct times in the church.
Die at least once to the dark.
A little mouse in the trap.
Find the letter in the office.
Get close to 3 manifestations above the fire
Unlock the padlock.
Escape from the second level house.