Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Bad friend	Feed the Horsemen.
Brainiac	Beat the hot plate puzzle on your first try.
Cat murderer	Hit the 'kill kitty' button twenty times.
Chicken	Unlock the hints system.
Cursed	Sell the ring.
Day 1: A box full of junk and too much free time	Complete the prologue.
Day 2: Excuse me, am I trapped in time already?	Complete episode one.
Day 3: Mortimer's dungeon	Complete episode two.
Day 4: Officer Hicks, give me that ring	Complete episode three.
Day 5: Till the Magnumatic do us part	Complete episode four.
Day 6: 'You smoke? No thanks, I'm trying to quit	Complete episode five.
Day 7: The final barbecue	Complete episode six.
Good friend	Beat the final conversation choosing only the correct answers.
Gort salutes you	Tell Bogs the password.
I want no spoilers	Beat the puzzle of the Sci-Fi Con sign without the bum's help.
It's over	Beat the whole game.
Lover of The Trilogy	You didn't fail any question in HAL's game.
Old school	Beat the game without using the hints system.
Perfectionist	You made a complete scarecrow.
Survival horror lover	Beat the puzzle of the drawers and the books on your first try.
Three meals a day	Feed the pigeons three times.