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