Here is the full list of all 15 Sweet fantasy achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
You kissed a mermaid
What if shrooms will take over the world
You didn't get a single ingredient
You can't catch a single fish
You showed your breasts to a stranger
Admirer of beautiful bouquets
You managed to lose at the start
You prefer bath instead of work
Got best ending
You got touch in fashion
The story, you want to believe in
You got Mistress angry and was fired
No one should be lonely Connecting hearts
Honor protected
You ripped a page from the ancient book