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.
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
Nothing else to lose
Be smarter than a cheater
Proof of your investigative abilities
You are starting to get sick of this hospital
Finish your work on time
Cut your hand and make the pact
It's impossible to escape from your fate
Never give money to a stranger
You are no ladiesman, are you?
Now you do know a bit more about the game's secrets
Save ?? and question ??
Solve a problem using violence
This suicide is not from the squad
Officially an outlaw
Better aim a good conduct
Do you believe in them?
Can be how a story ends
...but not in control
Maybe...
Celebrate the end!