Here is the full list of all 24 Soul Gambler achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Maybe...
Solve a problem using violence
Celebrate the end!
Do you believe in them?
Officially an outlaw
This suicide is not from the squad
...but not in control
You are no ladiesman, are you?
Save ?? and question ??
Nothing else to lose
Be smarter than a cheater
Now you do know a bit more about the game's secrets
Can be how a story ends
Finish your work on time
It's impossible to escape from your fate
Never give money to a stranger
Sometimes is what remains in the end
Show that you know how to handle a woman
Meet someone known on the other side of the world
Don't forget your toothbrush
Better aim a good conduct
You are starting to get sick of this hospital
Proof of your investigative abilities
Cut your hand and make the pact