Here is the full list of all 24 SIMULACRA achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
A happy ending
You found Anna
Find the truth.
Wordsmith
This is too much
You're hired!
This Is The Police!
Punked!
Sharing Is Caring
Gossip Girl
Crime Doesn't Pay
She Loves Me!
That Is Not A Compliment
Just In Time
You killed Anna
Run Greg run
Ask her anything
That Is Just A Compliment
She Needs To Know
The Internet Never Forgets
Derezzed
Looking for love
The Gift of Jab
You've got Mail