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