Here is the full list of all 10 The Shopkeeper achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
The close-but-still-not-correct Ending.
Listened to all the descriptions of items in the Shop.
Listened to all the short descriptions of items in the Shop.
Listened to short and long description about The Rug
Begin the story for the 10th time...
The Customer has been decisively ignored.
Listened to all the Florist had to say.
The uncaring Ending.
The annoyed Ending.
You got to see the Shopkeepers bedroom.