Here is the full list of all 27 One Night Stand achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
You both felt the same way about the book, her writing and Love IRL.
Turns out you share the same name!
You told her the last name that she wanted to hear.
You receive another message from Gary.
Honesty really is the best policy.
What’s in a name anyway?
You investigated every item in the game.
You chose not to believe anything.
Escaped during her moment of need.
You choose to remain silent whenever possible.
You made a break for it.
She picked up her six-string.
You got thrown out with your clothes on.
Accuse her of drugging you.
You got thrown out.
You got thrown out without your clothes.
You got caught wearing her underwear.
You might want to double check the evidence...
Escaped quickly and clothed.
You failed at the last hurdle.
Order a fancy coffee.
You successfully stole a pair of her panties.
That's why they call it a one night stand.
You got rejected.
You became friends.
Sharing isn't caring.
You became a fan of Love IRL.