The The Consequence Add-on for The Evil Within has 10 achievements.
Clear The Consequence in KURAYAMI Mode.
Complete the hidden letter in The Consequence.
Get through the hotel without being spotted or killing any enemies. (Ch. 4)
Collect all Research Documents in The Consequence.
Turn on the generator using no more than 10 chemical lights. (Ch. 3)
Clear Chapter 4, "A Ghost is Born."
Defeat Ruvik before the final showdown in The Consequence. (Ch. 4)
Collect all Personnel Files in The Consequence.
Save Sebastian's life in the hotel. (Ch. 4)
Clear Chapter 3, "Illusions."