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