Here is the full list of all 14 A Shot in the Dark - there are Chapter One Demo achievements.
You handled your booze and were a smooth-talker at the party.
It's getting hot in here.
You admired a couple of big mountains.
You made a bad night better.
You argued with the MC’s… MC?
Alexis gives you a peck.
You got rocked by a blast of tsundere energy.
Sara was very happy to see you.
You missed all adult content in Chapter 1.
Somewhere…
Wise man or coward?
…But where?
Sophie let you look and touch…
You took a shot with Kevon, and took a shot with the ladies.